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Math 7: Simplifying & Solving Equations

Last updated almost 5 years ago
15 questions
Use your skills for solving one-step and two-step equations to SOLVE math problems 1-4.
Remember: SOLVE means to calculate a final number answer for the variable or letter.
Pro-Tip: Write each equation on paper and do your work on paper.
1

Solve.

1

Solve.

1

Solve.

1

Use your skills for simplifying expressions to SIMPLIFY the expressions in numbers 5-9.
Remember: SIMPLIFY means to make your expression shorter or easier to solve.
Watch the video below to refresh your memory on how to simplify expressions by combining like terms..
1

Simplify (do not use spaces):
3m + 7 + 2m

1

Simplify (do not use spaces):
2g + 2 + 5g + 7

1

Simplify (do not use spaces):
6g + 8 - 3g - 2

1

Simplify (do not use spaces):
7b + 4 - b + 3

1

Simplify (do not use spaces):
9c + 7 - 3c + 5d

Now try putting both of the math concepts of SIMPLYING & SOLVING together.
1

Simplify & rewrite the left side of this equation.

5x - 8x = 18

1

Write or type your simplified equation from the last question then solve your equation.

1

Simplify & rewrite the left side of this equation.

-16 + 8x + 2 - 2x = 4

1

Write or type your simplified equation from the last question then solve your equation.

1

Last one!
Simplify & rewrite BOTH sides of this equation:

3n + 12n + 8n - 2= 42 + 2

1

Write or type your simplified equation from the last question then solve your equation.