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keysforlife keysforlife
  • 12-07-2016
  • Mathematics
Answered

What is the value of a in the equation 3a + b = 54, when b = 9?

Verified Answer :

Greenrune113 Greenrune113
  • 12-07-2016

3a + b = 54
Substitute b for 9
3a + 9 = 54
Subtract 9 to both sides
3a = 45
Divide 3 to both sides
a = 15

Answer Link
letmejustread
letmejustread letmejustread
  • 22-12-2020

Answer:

a=15

Step-by-step explanation:

Answer Link

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