amanda8574 amanda8574

23-10-2018
Mathematics

contestada

Pls help with number 1!! and please explain how!

Picture attached

Pls help with number 1 and please explain how Picture attached class=

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alefaires21 alefaires21

23-10-2018

31 = 10 + 3(x+2)

*multiply the coefficient (3) by what's inside the parentheses*

31 = 10 + 3x + 6

*add like terms ( 10 and 6)*

31 = 3x + 16

*subtract 16 from both sides*

15 = 3x

*divide both sides by x*

X = 5

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