Equations Test Reg. In Order

What would you do first to solve the equation:

7x-11=3

• + 7 to both sides

• +11 to both sides

• -11 to both sides

• +3 to both sides

What would you do first to solve the equation:

4x + 2.8 = 6.4

• + 2.8 to both sides

• - 2.8 from both sides

• + 6.4 to both sides

• - 6.4 from both sides

What would you do first to solve the equation:

5t=20

• + 5 to both sides

• - 5 from both sides

• ÷ both sides by 5

• x both sides by 5

What would you do first to solve the equation: $\frac{x}{6}=-7$  

• = 7 to both sides

• x both sides by -7

• ÷ both sides by 6

• x both sides by 6

What equation matches this statement:

A number divided by 4, plus 8, is 11

• $\frac{x}{4}+8=11$

• $\frac{x}{4}=8+11$
  

• $\frac{4}{x}+8=11$

• $\frac{x+8}{4}=11$

The equation that represents "15 percent of a number is 141" is

• 141x=15

• 15x=141

• 141x=0.15

• 0.15x=141

What Lowest Common Multiple (LCM) would you use to cancel the denominators in the following equation:  $\frac{a}{3}=\frac{a}{5}+7$  

 What must be true for the following equation:  $\frac{5}{x}$  

•  $x\ne0$  

•  $x\ne5$  

•  $x=0$  

•  $x=5$  

 $\frac{x}{4}+\frac{7}{4}=\frac{5}{6}$ 

When solving this equation, you would multiply everything by: 

• 4

• 6

• 12

• 10

Solve the following: x + 1 = 7.2