8+b*4=40

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Solution for 8+b*4=40 equation:



8+b*4=40
We move all terms to the left:
8+b*4-(40)=0
We add all the numbers together, and all the variables
b*4-32=0
Wy multiply elements
4b-32=0
We move all terms containing b to the left, all other terms to the right
4b=32
b=32/4
b=8

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