Question

Regue e por Redu
@ 4x+3y=-1
2 X-2y = 10​

Answer 1

1) x=10+2y

2) 4x+3y=-1

4x+(10+2)=-1

4x+12=-1

4x=-1+12

4x=-11

x=-11÷4

x=-2.75

x-2y=10

2.75+2y=10

2y=10-2.75

2y=7.25

y=7.25÷2

y=3.625