SOLUTION: substitution method x=8-4y 3x+4y=3
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Question 44368
:
substitution method
x=8-4y
3x+4y=3
Answer by
checkley71(8403)
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IF X=8-4Y THEN 3(8-4Y)+4Y=3 OR 24-12Y+4Y=3 OR -8Y=3-24 OR 8Y=-21 OR Y=-21/8 OR Y=2.625
THEN X=8-4*2.625 OR X=8-10.5 OR X=-2.5
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