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KingKwek359 KingKwek359
  • 12-11-2014
  • Mathematics
Answered

If A+B = 76 & A -B = 38 What is A/B?

Verified Answer :

luana
luana luana
  • 12-11-2014

\(A+B=76\\ A-B=38\ \ --->\ \ A=38+B\\\\ 38+B+B=76\\ 38+2B=76\ \ | subtract\ 38\\2B=38\ \ \ | divide\ by\ 2\\ B=19\\A=57\\\\ \frac{A}{B}=\frac{57}{19}=3\)

Answer Link
henryw90 henryw90
  • 12-11-2014

A+B=76
A-B=38

A=38+B

Substitute into other
38+B+B=76
2b=38
b=19
A+19=76
A=38
B=19

Answer Link

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