Question 679914
Multiply both sides by 6, the LCM of 2 and 3
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{{{6(20) - 6(z/3) = 6(z/2)}}}
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{{{120 - 2cross(6)(z/cross(3)) = 3cross(6)(z/cross(2))}}}
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120 - 2z = 3z
120 = 3z + 2z
5z = 120
{{{highlight_green(z = 24)}}}
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