Question

Solve this system by substitutiony=-5y=4x+19

Answer 1

We have the next system of equations

y=-5 ....(1)

y=4x+19​ ...(2)

we substitute the first equation into the second equation and we have

-5=4x+19

then we clear x

-4x=19+5

-4x=24

x=24/-4

x=-6

the solution is

x=-6

y=-5