silvernekoo silvernekoo

27-10-2017
Mathematics

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Benjamin solved the equation 3 + x/2 = 10 and justifies each step as shown.

Identify Benjamin’s error and fix his mistake.

Benjamin solved the equation 3 x2 10 and justifies each step as shown Identify Benjamins error and fix his mistake class=

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snappleiscool7oy70h0 snappleiscool7oy70h0

27-10-2017

He got the right answer, but he kind of did it wrong.

3+x/2=10 simplify both sides of the equation
1/2x+3=10 Subtract 3 from both sides
2*(1/2)=2*7 Multiply both sides by 2
x = 14

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