Answer:
7) D
8) A
9) A
10) D
11) C
12) B
Step-by-step explanation:
Answer:
Step-by-step explanation:
Falso
Answer: x = (cd + by) / a
Working out:
(ax - by) / c = d
1)Multiply by c on both sides to get:
ax - by = cd
2) Add by on both sides to get:
ax = cd + by
3) divide by a on both sides to get:
x = (cd + by) / a
21 and download math papa
I think the answer would it's 21