Evaluate variable expressions involving rational numbers

Evaluate the expression: x + 12 when x = 2.2

• 34
• 10.2
• 14.2
• 9.8

Tags

CCSS.6.EE.A.2C

Evaluate when a = 5.5:

2(a - 5) + 2

• 3

• 4

• 23

• 4.5

6a - 3d

when a = 1.2, d = 2.7

• 15.3

• 12.6

• 9.4

• -0.9

8y + 12 - 2z

for y = 4.8 and z = 2

• 46.4

• 18.4

• 18

• 37.8

Evaluate if a = 2.5 and b = 8.1

6 + 7b - 3a

• 54.8

• 55.6

• 56.4

• 55.2