Solve the system of equations without graphing. Show your reasoning.
2y=x-4
4x + 3y = 5
2 answers:
Answer:
x=2 and y= -1
Step-by-step explanation:
1) we transform first equation
2y= x-4
2y +4= x
So x= 2y+4
2) we insert equation from 1) into second equation
4*(2y+4)+3y=5
8y+16+3y=5
11y+16=5
11y= -11
y= -1
3) insert y into 1)
x= 2*(-1)+4
x= -2+4
x= 2
Answer:
the answers are x=-1 and y=-2
Step-by-step explanation:
becuz mafs
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you should still invest in a calculator (:
