Question

solve the systems of equations  4a+7b=5, 8a-4c=-24, 6b-4c=26, solution is ___,___,_____.

Answer 1

4a+7b=5

so, 11ab=5

11ab/11=5/11

that's the answer.

8a-4c=-24

so 4ac=-24

4ac/4=-24/4

ac=-6

6b-4c=26

so 2bc=26

=2bc/2=26/2

bc=13