Question

Solve the simultaneous equations:

5x + 3y = 9
7x - 2y = 25

x=__
y=__

Answer 1

x= 3, y= -2

Explanation:

5x+3y= 9

x= 25÷7 + 2÷7 y

5(25÷7 +2÷7 y)

5( 25÷7 +2÷7 y ) + 3y= 9

y= -2

x= 25÷7 + 2÷7 x (-2)

x= 3