Solving algebraic equations grade 8

Solve the following equation by inspection:

3b+5=17

• b=12

• b=22/3

• b=4

• b=-4

Tags

CCSS.7.EE.B.4A

Solve the following equation by inspection:

y+2=-3

• y=-5

• y=-1

• y=5

• y=1

Tags

CCSS.6.EE.B.7

Solve for b:

3(2b+1)+1=5b+5

• b=-1

• b=5

• b=1

• b=-3

Tags

CCSS.8.EE.C.7B

2a+2b = 2ab

• True

• False

Tags

CCSS.6.EE.A.4

Solve for x:

2(3^x) = 18

• x = 2

• x = 3

• x = 3

• impossible to solve

Tags

CCSS.6.EE.B.7

Determine the value of y:

5^y(5^y+2) = 25

• y=1

• y=0

• y=2

• y=3

Tags

CCSS.HSA-REI.B.4B

Solve for w:

(3w+7)/2 = 5

• w = -1

• w=0

• w=3

• w=1

Tags

CCSS.7.EE.B.4A

3a²+7a-5=1 is an example of a / an

• expression

• formula

• quadratic equation

• linear equation

Tags

CCSS.8.EE.C.7B

If an athlete runs the 100m in 11.2 seconds we are able to calculate the speed at which he ran. The equation we use to calculate the speed is called a / an:

• expression

• formula

• quadratic equation

• variable

Tags

CCSS.6.EE.B.7

Determine the value of t:

2t/5+6=-3

• t=-3

• t=45

• t=-45/2

• t=-45

Tags

CCSS.7.EE.B.4A