2x+3y = 8 and 4x+ 5y =8
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Answer:
x=-8 y=8
Step-by-step explanation:
2x+3y=8--> 1
4x+5y=8-->2
Multiply 2 in first equation
2(2x+3y=8)
4x+6y=16-->3
Subtract second equation from third equation
4x+6y=16
(-) 4x+5y=8
_________
y=8-->4
_________
Substitute fourth equation in first equation
2x+3(8)=8
2x+24=8
2x= -16
x= -16/2
x= -8
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