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A+B=7 and 8A-B=0 find A and B

A+B=7 and 8A-B=0 find A and B
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1 vote
A+B=7 and 8A-B=0 find A and B

asked
User Danvil
by
8.0k points

1 Answer

2 votes

Answer:

....A+B=7

8A-B=0

→9A=7

→A =7/9

A+B=7

7/9+B=7

B= 7 - 7/9

B = 56/9

we check

8A-B=0

8*7/9 - 56/9=

56/9-59/9 =0

Explanation:

answered
User Celi
by
8.2k points
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