Solving Equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Tags

CCSS.6.EE.A.2C

Front

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

Back

Isolating a variable means rearranging the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the first step to solve the equation y - 4.6 = 12?

Back

Add 4.6 to both sides of the equation.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation y - 4.6 = 12?

Back

y = 16.6

Tags

CCSS.6.EE.B.7

Front

How do you check your solution for an equation?

Back

Substitute the value of the variable back into the original equation to see if both sides are equal.

Front

What is the solution to the equation x - 62 = 123?

Back

x = 185 (by adding 62 to both sides).

Tags

CCSS.6.EE.B.7

Front

What operation should you perform to solve the equation k - 10 = 7?

Back

Add 10 to both sides of the equation.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation k - 10 = 7?

Back

k = 17

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation 4 + b = 30?

Back

b = 26 (by subtracting 4 from both sides).

Tags

CCSS.6.EE.B.7

Front

What is the purpose of the 'Golden Rule' in solving equations?

Back

The 'Golden Rule' states that whatever you do to one side of the equation, you must do to the other side to maintain equality.

Tags

CCSS.7.EE.B.4A