Solving Equations

Front

What is the first step in solving the equation 8x - 6 = 10?

Back

Add 6 to both sides of the equation.

Tags

CCSS.7.EE.B.4A

Front

How do you isolate x in the equation 4x - 7 = 21?

Back

Add 7 to both sides, then divide by 4.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 0 = 8z + 8?

Back

z = -1.

Tags

CCSS.6.EE.B.7

Front

How do you solve the equation x / 2 - 5 = 3?

Back

Add 5 to both sides, then multiply by 2.

Tags

CCSS.7.EE.B.4A

Front

What is the value of x in the equation 2x + 4 = 16?

Back

x = 6.

Tags

CCSS.7.EE.B.4A

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 other terms are on the other side.

Tags

CCSS.7.EE.B.4A

Front

What is the principle of balancing equations?

Back

Whatever you do to one side of the equation, you must do to the other side to maintain equality.

Tags

CCSS.6.EE.B.7

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.

Tags

CCSS.6.EE.B.5

Front

What is the first step in solving the equation 3(x - 2) = 9?

Back

Divide both sides by 3.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 5x - 10 = 0?

Back

x = 2.

Tags

CCSS.7.EE.B.4A