Review for Flashcard 4a.1-4a.2 +/- Equations (Math 7)

Front

We solve equations using __________.

Back

inverse operations

Tags

CCSS.6.EE.B.7

Front

What is the inverse operation of division?

Back

Multiplication

Tags

CCSS.4.NBT.B.6

Front

What is the inverse of addition?

Back

subtraction

Tags

CCSS.6.EE.B.7

Front

Robyn had some video games then bought 4 more. Now she has a total of 10 games. What equation matches this story?

Back

v + 4 = 10

Tags

CCSS.HSA.CED.A.3

Front

What is the correct step to solve for the variable in the equation x - 62 = 123?

Back

add 62 to each side.

Tags

CCSS.6.EE.B.7

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean to isolate a variable?

Back

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

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Tags

CCSS.6.EE.A.3

Front

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

Back

Subtract 5 from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 2x = 10?

Back

x = 5

Tags

CCSS.6.EE.B.7