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A+b=5 a-b=1 Help me out please Thank you in advance

A+b=5 a-b=1 Help me out please Thank you in advance
asked 165k views
19 votes
A+b=5
a-b=1
Help me out please
Thank you in advance

asked
User Ryan Sam
by
8.1k points

1 Answer

9 votes

Answer:

a=5-b

now substituting to 2nd eqn

5-b-b=1

5-2b=1

4=2b

b=2

again,

a-2=1

a=3

answered
User Wondering
by
7.8k points
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