Substitution !! Check your solutiony - x = 3x + 22x + 2y = 14 - y (by Substitution)
2 answers:
Answer:
6x+7y=14
Step-by-step explanation:
this may be wrong
but i tried
Step-by-step explanation:
y - x = 3x +2
y=3x+x+2
y=4x+2.......(1)
2x + 2y = 14 - y
2x+2y+y=14
2x+3y=14.........(1)
substituting value of y in equation 1
2x+3(4x+2)=14
2x+12x+6=14.
14x=14-6
14x=8
x=8/14=4/7
substituting value of x in equation 1
y=4×4/7+2=30/7
x=4/7
y=30/7
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Or on algebraic expression y= 3/2x+ 17/2
Answer:
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Step-by-step explanation:
Answer:
$342
Step-by-step explanation:
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