Quiz about Unit 3 Review - Expressions, Equations and Inequalities

Question 1

Simplify:

$$3x+2x+3y-7y$$

Accepted Answer

$$5x-4y$$

Answer

$$5x+10y$$

Answer

$$5x+4y$$

Answer

$$5x-10y$$

Question 2

Simplify:

$$n-10+9n-3$$

Accepted Answer

$$10n-13$$

Answer

$$-3$$

Answer

$$9n-3$$

Answer

$$n$$

Question 3

Simplify the expression:

$$7v+2+12+2v$$

Accepted Answer

$$9v+14$$

Answer

$$23$$

Answer

$$23v$$

Answer

$$9+14v$$

Question 4

Simplify:

$$5x+3y+5+4x+3y+y+8$$

Accepted Answer

$$9x+7y+13$$

Answer

$$6x+2y+2$$

Answer

$$25x+2y+3$$

Answer

$$x+7y+12$$

Question 5

Simplify:

$$2(4+9w)$$

Accepted Answer

$$8+18w$$

Answer

$$8+9w$$

Answer

$$26w$$

Answer

$$4+18w$$

Question 6

Simplify:

$$-9+4(4x+9)$$

Accepted Answer

$$27+16x$$

Answer

$$32x+16$$

Answer

$$16x$$

Answer

$$16x+18$$

Question 7

Simplify:

$$-4r-10(1+3r)$$

Accepted Answer

$$-34r-10$$

Answer

$$-34r+10$$

Answer

$$-26r+10$$

Answer

$$26r-10$$

Question 8

Simplify:

$$-10(s+5)-4s$$

Accepted Answer

$$-14s-50$$

Answer

$$-14s+5$$

Answer

$$-6s-50$$

Answer

$$-6s+5$$

Question 9

Simplify:

$$-2m-5(2+7m)$$

Accepted Answer

$$-37m-10$$

Answer

$$33m-10$$

Answer

$$33m+10$$

Answer

$$-37m-5$$

Question 10

Evaluate the expression. Let $$g=3$$ an $$h=9$$

$$4h+2g+4$$

Accepted Answer

$$46$$

Answer

$$42$$

Answer

$$34$$

Answer

$$58$$

Question 11

Evaluate the expression when $$x=-2;\ y=6$$

$$-x-y$$

Accepted Answer

$$-4$$

Answer

$$-8$$

Answer

$$4$$

Answer

$$8$$

Question 12

Evaluate the expression for $$a=3,b=4,c=6$$

$$bc+5a$$

Accepted Answer

$$39$$

Answer

$$99$$

Answer

$$63$$

Answer

$$87$$

Question 13

Evaluate $$-2x+-3y$$ if $$x=10$$ and $$y=-6$$

Accepted Answer

-2

Answer

18

Answer

-38

Answer

12

Question 14

If $$p=-6$$ , what does $$-10(p+4)$$ equal?

Accepted Answer

$$20$$

Answer

$$2$$

Answer

$$-2$$

Answer

$$-20$$

Question 15

Solve: $$3x+7=-8$$

Accepted Answer

$$x=-5$$

Answer

$$x=5$$

Answer

$$x=-12$$

Answer

$$x=-18$$

Question 16

Solve: $$-4x=24$$

Accepted Answer

$$x=-6$$

Answer

$$x=20$$

Answer

$$x=-20$$

Answer

$$x=6$$

Question 17

Solve: $$3(x-2)=18$$

Accepted Answer

$$x=8$$

Answer

$$x=6.7$$

Answer

$$x=4$$

Answer

$$x=-4$$

Question 18

Solve: $$7x-3x-8=24$$

Accepted Answer

$$x=8$$

Answer

$$x=-8$$

Answer

$$x=3.2$$

Answer

$$x=4$$

Question 19

Solve: $$7x+19=-2x+55$$

Accepted Answer

$$x=4$$

Answer

$$x=14.8$$

Answer

$$x=8.2$$

Answer

$$x=-4$$

Question 20

$$-2k>18$$

Accepted Answer

$$k<-9$$

Answer

$$k>20$$

Answer

$$k>-9$$

Answer

$$k<36$$

Question 21

$$7b-3<11$$

Accepted Answer

$$b<2$$

Answer

$$84>b$$

Answer

$$b>2$$

Answer

$$b<84$$

Question 22

Pick the correct letter for: $$6>x$$

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 23

Match the graph with its inequality.

Accepted Answer

$$11\le a$$

Answer

$$11<a$$

Answer

$$11>a$$

Answer

$$11\ge a$$

Question 24

When graphing an inequality, you use an open dot when you use which symbol?

Accepted Answer

$$<,>$$

Answer

$$\le,\ge$$

Answer

$$\le,<$$

Answer

$$\ge,>$$

Question 25

When you graph an inequality, you used a closed dot when you use which symbols?

Accepted Answer

$$\le,\ge$$

Answer

$$<,>$$

Answer

$$\le,<$$

Answer

$$\ge,>$$

Question 26

Solve the inequality. $$x+5\le13$$

Accepted Answer

$$x\le8$$

Answer

$$x\ge8$$

Answer

$$x\ge18$$

Answer

$$x\le18$$

Question 27

Solve the inequality:

$$-20>18+m$$

Accepted Answer

$$m<-38$$

Answer

$$m<38$$

Answer

$$m>38$$

Answer

$$m>-38$$

Question 28

Solve the inequality:

$$y-13\le-15$$

Accepted Answer

$$y\le-2$$

Answer

$$y\le2$$

Answer

$$y\le28$$

Answer

$$y\le-28$$

Question 29

Pick the correct inequality.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 30

Solve and graph the inequality. $$7n-1>76$$

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 31

Solve the inequality:

$$7x<49$$

Accepted Answer

$$x<7$$

Answer

$$x>7$$

Answer

$$x>2$$

Answer

$$x<42$$

Question 32

Solve the inequality:

$$x+5>7$$

Accepted Answer

$$x>2$$

Answer

$$x>-2$$

Answer

$$x>12$$

Answer

$$x>-12$$

Question 33

Solve the inequality:

$$-3+x\le-11$$

Accepted Answer

$$x\le-8$$

Answer

$$x\le8$$

Answer

$$x\ge-8$$

Answer

$$x\ge8$$

Question 34

What inequality is graphed here?

Accepted Answer

$$x<-2$$

Answer

$$x\le-2$$

Answer

$$x>-2$$

Answer

$$x\ge-2$$

Unit 3 Review - Expressions, Equations and Inequalities

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