Question

4x + 3y = 24

5x - 2y = 7


metodo de sustitucion porfavor

Answer 1

X=24-3y/4

5(24-3y/4)-2y=7
120-15y/4-2y=7
120-15y/4-8y/4=28/4
120-15y-8y=28
-15y-8y=28-120
-23y=-92
Y=-92/-23
Y=4

4x+3•4=24
4x+12=24
4x=24-12
4x=12
X=12/4
X=3