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I should know this, but i'm really stumped, I keep getting different answers. z ÷ 4 – 8z + 2(z – 5) when z = 12
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I should know this, but i'm really stumped, I keep getting different answers.

z ÷ 4 – 8z + 2(z – 5) when z = 12

User CharleyXIV
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1 Answer

7 votes
z/4-8z+2(z-5)=12/4-8*12+2(12-5)=3-96+2*7=3-96+14=-79
User Willsteel
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