2 step equations ET

Solve for the variable: 3x - 2 = -17

• -6

• 5

• 4

• -10

What is the first step in solving the equation?

• Add 4 to each side
• Subtract 4 from each side
• Subtract 2y from each side
• Divide each side by 2y

Tags

CCSS.7.EE.B.4A

Solve for a: 15 = 2a + 7

• 2

• 4

• 12

• 14

Solve   -3x + 5 = -16

• 9
• 8
• -7
• 7

Tags

CCSS.7.EE.B.4A

Carlos bought a $5 magazine and 4 erasers when he went to the marketplace. He spent $25. Which equation represents this scenario?

• 5+x=25

• 5+4x=25

• 5x=25

• 23-5=4x

Ms. Holly had a gift card with a $365 balance. She bought several CDs that cost $18 each. After the purchase, her gift card balance was $185. Which equation can be used to determine the number of CDs, d, she purchased?

• 365 - 18d = 185

• 365 + 18d = 185

• 18d - 365 = 185

• 365 - 18 - d =185