Question

Solve: x+y= 50, 2x + 1.5 y= 90
X = 15, y = 35
x = 20, y=30
X = 35, y = 15
x = 30, y =20​

Answer 1

Answer:

X = 50 - Y

2X + 1.5Y = 90

2(50-Y) +1.5Y = 90

100 - 0.5Y = 90

Y = 20

X = 50 - 20

X = 30