Marivelg1217
Marivelg1217 Marivelg1217
  • 07-09-2016
  • Mathematics
contestada

Solve.
4(a+3)=12+4a
A. -3
B. -1
C. No solution
D. All real numbers

Respuesta :

dasetka
dasetka dasetka
  • 07-09-2016
4 (a + 3) = 12 + 4a   Use the Distributive Property
  4a + 12 = 12 + 4a   Subtract 4a from both sides
          12 = 12

Since the equation is the same on both sides, any number will work as a. So, the answer is D. All Real Numbers.
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