Quiz about 11 Apps Solving Linear Equations

Question 1

Solve the following equation:

$$x+5=11$$

Accepted Answer

$$x=6$$

Answer

$$x=16$$

Answer

$$x=15$$

Answer

$$x=5$$

Question 2

Solve the following equation:

$$11-x=16$$

Accepted Answer

$$x=-5$$

Answer

$$x=-27$$

Answer

$$x=27$$

Answer

$$x=5$$

Question 3

Solve the following equation:

$$6x=42$$

Accepted Answer

$$x=7$$

Answer

$$x=-252$$

Answer

$$x=252$$

Answer

$$x=-7$$

Question 4

Solve the following equation:

$$\frac{x}{4}=20$$

Accepted Answer

$$x=80$$

Answer

$$x=5$$

Answer

$$x=-80$$

Answer

$$x=-5$$

Question 5

Solve the following equation:

$$2x-12=-26$$

Accepted Answer

$$x=-7$$

Answer

$$x=-25$$

Answer

$$x=-19$$

Answer

$$x=1$$

Question 6

Solve the following equation:

$$\frac{x}{4}+8=-2$$

Accepted Answer

$$x=-40$$

Answer

$$x=0$$

Answer

$$x=24$$

Answer

$$x=-16$$

Question 7

Solve the following equation: $$5\left(x+8\right)=50$$

Accepted Answer

$$x=2$$

Answer

$$x=-2$$

Answer

$$x=-18$$

Answer

$$x=18$$

Question 8

Solve the following equation:

$$\frac{2x+3}{5}=4$$

Accepted Answer

$$x=\frac{17}{2}$$

Answer

$$x=\frac{23}{2}$$

Answer

$$x=7$$

Answer

$$x=34$$

Question 9

Solve the following equation:

$$7x-17=3x+15$$

Accepted Answer

$$x=8$$

Answer

$$x=6$$

Answer

$$x=-\frac{1}{4}$$

Answer

$$x=\frac{1}{4}$$

Question 10

Solve the following equation:

$$3\left(2x+1\right)=4\left(x-9\right)$$

Accepted Answer

$$x=-\frac{39}{2}$$

Answer

$$x=-\frac{33}{10}$$

Answer

$$x=-5$$

Answer

$$x=1$$

Question 11

What should be the second step for solving this equation:

$$\frac{2x-9}{5}=60$$

Accepted Answer

Add 9 to both sides

Answer

Divide both sides by 2

Answer

Multiply both sides by 5

Answer

Simplify the LHS of the equation

Question 12

What should be the first step to solving this equation:

$$\frac{9x}{4}-10=30$$

Accepted Answer

Add 10 to both sides

Answer

Divide both sides by 9

Answer

Multiply both sides by 4

Answer

Covert $$-10$$ to a fraction over 4

Question 13

Which of the following is the best step after expanding both brackets:

$$3\left(x+2\right)=-7\left(4-x\right)$$

Accepted Answer

Take $$7x$$ to both sides

Answer

Add $$3x$$ to both sides

Answer

Add 6 to both sides

Answer

Take 28 from both sides

Question 14

What should be the first step to solving the following equation:

$$3\left(2x-9\right)=7\left(x+1\right)$$

Accepted Answer

Expand the brackets

Answer

Move all variables to one side of the equation

Answer

Divide both sides by 3

Answer

Divide both sides by 7

Question 15

What should be the third step to solving the following equation:

$$\frac{8x-3}{4}+5=53$$

Accepted Answer

Add three on both sides

Answer

Simplify the fraction

Answer

Multiply both sides by 4

Answer

Divide both sides by 8

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