Solving Equations

Front

Solve the equation: 12x - 15 = 3(2x+3)

Back

x = 4

Front

Solve the equation: 2x = x + 3

Back

x = 3

Front

Solve the equation: 9x - 5 = 4x + 10

Back

x = 5

Front

Solve for y: 2y + 7 = 11

Back

y = 2

Front

Solve the equation: 7x = 3x + 24

Back

x = 6

Front

What is the first step in solving the equation 3x + 5 = 20?

Back

Subtract 5 from both sides.

Front

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

Back

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

Front

What is the solution to the equation x/2 = 6?

Back

x = 12

Front

How do you check if x = 4 is a solution to the equation 2x + 3 = 11?

Back

Substitute 4 into the equation: 2(4) + 3 = 11.

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.