Answer:
We must prove that (c+a)(c+d) = (b+c)(b+d)
- Let us use principles from mathematical induction

- a=bx , b=cx, c=dx
- a+c = b + c
- c +d = b + d
- Such that (a+c)(c+d)=(b+c)(b+d)
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Answer:
NEITHER I THINK
Step-by-step explanation:
Answer:I think no, because 25+35+45=150. 150x3=450
Maybe, for 4 months he'd have enough. So, 150x4=600. So Jamal would have some extra money!
Step-by-step explanation:
Answer:
-14
Step-by-step explanation:
difference between -20 and -5 = 15
15 x 2/5 = 30/5 = 6
-20 + 6 = -14