asked 39.7k views
21 votes
A+4b=-4 a+10b=-16
how to solve this problem ​

asked
User PeterSW
by
7.9k points

1 Answer

4 votes

Answer:

a,b=4,-2

Explanation:

Subtract:

a-a+4b-10b=-4-(-16)

-6b=-4+16

-6b=12

b=-2.

Plug in:

a+4(-2)=-4

a-8=-4

a=4.

Hope this helps plz hit the crown :D

answered
User LeeNeverGup
by
7.8k points
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