Solving Equations Review

Front

What is the first step to solve the equation 4x + 5x = 27?

Back

Combine like terms to get 9x = 27.

Front

How do you isolate x in the equation 9x = 27?

Back

Divide both sides by 9 to get x = 3.

Front

What is the solution to the equation 11.7x - 15 = 8.4?

Back

x = 2.

Front

What is the first step to solve the equation 2x = x + 3?

Back

Subtract x from both sides to get x = 3.

Front

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

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

What is the solution to the equation -19 - x = -6(3x + 6)?

Back

x = -1.

Front

How do you solve for y in the equation 2y + 7 = 11?

Back

Subtract 7 from both sides to get 2y = 4, then divide by 2 to get y = 2.

Front

What is a linear equation?

Back

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

Front

What does 'combine like terms' mean?

Back

It means to add or subtract terms that have the same variable raised to the same power.

Front

What is the solution to the equation 2y + 7 = 11?

Back

y = 2.