Question

What is the solution to the following system of equations
7x+2y=24
8x+2y=30

Answer 1

#x=6, y=-9#
Step-by-step explanation:
Subtract equation one from equation two
#x+o=6#
Put #x=6# into #7x+2y=24#
#=> 42+2y=24#
#2y=-18#
#y=-9#