Solving Equations

Front

Solve for x: 8x - 10 = -34

Back

x = -3

Front

What is the first step in solving this equation: 5x + 7 = 12?

Back

Subtract 7 from both sides.

Front

Translate into an expression: 4 less than two times a number.

Back

2x - 4

Front

Solve for b: 0.5b + 4 = 20

Back

b = 32

Front

Translate into an expression: two more than three times x.

Back

2 + 3x

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the solution to the equation: 3x + 5 = 20?

Back

x = 5

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Front

What is the first step in solving the equation: 2x - 3 = 11?

Back

Add 3 to both sides.

Front

Translate into an expression: the sum of a number and 9.

Back

x + 9