SOLUTION: {{{ z/6+5/4=z/2-3/4}}}
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Algebra: Expressions involving variables, substitution
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Question 347728
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Answer by
checkley77(12844)
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z/6+5/4=z/2-3/4
z/6-z/2=-3/4-5/4
(z-3z)/6=-8/4
-2z/6=-2
-2z=-2*6
-2z=-12
z=-12/-2
z=6 ans.
Proof:
6/6+5/4=6/2-3/4
1+5/4=3-3/4
4/4+5/4=12/4-3/4
9/4=9/4