Expressions and Equations Distributing and One Step

Evaluate the expression.    Let     c = 3     d = 2
3c + 7d

• 27
• 21
• 29
• 23

What is the first step to solve this equation:
11 - 3x = 44

• Subtract 11 from both sides
• Divide  - 3 on both sides
• Add 3 to both sides
• Add 11 to both sides

Evaluate the expression:
15f - 60  if f = 5

• 15
• 95
• 30
• -45

m plus the product of 6 and n 

• m + 6n
• m - 6 + n
• 6m + n
• m + 6 + n 

What is the difference between an expression and equation?

• Expressions have an equal sign and equations do not have an equal sign
• Expressions do not have an equal sign and equations do have an equal sign
• There is not a difference
• Expressions do not have variables and equations have variables

What expression represents 19 more than 6 times a number, n

• 6n + 19

• 6n - 19

• 19n + 6

• 19n - 6

Erik ran 3 less than 5 times the distance that Kerry, k, ran. Which expression represents how far Erik ran?

• 3 - 5k

• 5k - 3

• 5 (3-k)

• 5 (k-3)

Solve for c. 17-c= 9

• 3
• 7

• 8

• 10

Solve for n. n-17=9

• 17

• 8

• 26

• 7

Solve for c. 4c-8=28

• 2

• 9

• 5

• 10