Multi Step Equations with Variables on Both Sides and Fraction

A student made an error when solving the equation. In which step did the student make the error?

• Between the given and step 1

• Between step 1 and step 2

• Between step 2 and step 3

• Between step 3 and step 4

Tags

CCSS.8.EE.C.7B

solve for m

• -15

• 15

• 30

• -30

Solve:
2(2x + 3) = -6(x + 9)

• 2

• 6

• -6

• 7.5

Solve for x:
8x + 2 + 3x + 5 = x + 12

• -1/2

• 2

• -2

• 1/2

Q1. What is the value of x in the equation 5x = 245?

• A) -49

• B) 153/5

• C) 49

• D) 85

Tags

CCSS.7.EE.B.4A

What should be done after eliminating fractions from an equation?

• Add new fractions

• Simplify the resulting equation

• Multiply by another common denominator

• Ignore the equation

What is the goal of simplifying the resulting equation after clearing fractions?

• To make it more complex

• To have a clear and concise equation

• To add more variables

• To increase the number of fractions

What is the first step in solving equations that contain fractions?

• Multiply each term by a common denominator

• Add all fractions together

• Subtract fractions from both sides

• Divide each term by the smallest fraction

Tags

CCSS.8.EE.C.7B

Why is it important to eliminate fractions in an equation?

• To make the equation more complex

• To simplify the equation

• To increase the number of terms

• To add more fractions

Tags

CCSS.8.EE.C.7B