I believe the answer is "C"
You combine like terms like 8y+13y which gives you 21y and don't forget the -5x so your simplified equation would end up being A. 21 - 5x
Answer:
Step-by-step explanation:
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Answer:
x = cd + b / a
Step-by-step explanation:
ax - b / d = c
ax - b = cd
ax = cd + b
x = cd + b / a
63/12 = 4.2
4.2 x 12 = 50.4
x = 50.4
