Solving and Equation by Combining Like Terms

Solving and Equation by Combining Like Terms

Assessment

Interactive Video

Mathematics, Science

10th - 12th Grade

Practice Problem

Medium

Created by

Wayground Content

Used 11+ times

FREE Resource

The video tutorial explains how to solve the equation 5x - 2x + 3 = 18 by combining like terms, isolating the variable, and using inverse operations. It guides through identifying terms, simplifying the equation, solving for x, and checking the solution by substitution.

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving the equation 5x - 2x + 3 = 18?

Combine like terms

Divide both sides by 5

Add 3 to both sides

Multiply both sides by 2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After combining like terms, what is the simplified form of the equation 5x - 2x + 3 = 18?

3x + 3 = 18

5x - 2x = 18

3x = 18

5x + 3 = 18

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is used to isolate the variable term in the equation 3x + 3 = 18?

Subtraction

Multiplication

Addition

Division

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you find the value of x in the equation 3x = 15?

Add 3 to both sides

Subtract 3 from both sides

Multiply both sides by 3

Divide both sides by 3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step to verify the solution of the equation?

Check if x equals 0

Substitute x back into the original equation

Multiply the solution by 2

Add the solution to both sides

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