Which of the following equations has the solution equal to 3?
Select one:
a. 3d – 6 = 12d + 9
b. 7b + 4 = 5b – 18
c. 5c + 7 = 12
d. 4a + 11 = 23
Select one:
a. 3d – 6 = 12d + 9
b. 7b + 4 = 5b – 18
c. 5c + 7 = 12
d. 4a + 11 = 23
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Answer:
D
Step-by-step explanation:
4a + 11 = 23
4a = 23 - 11
4a = 12
4a/4 = 12/4
a = 3
a = 3
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