21-01-2019
Mathematics

contestada

10(x+3)- (-9x-4)=x-5+3

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wegnerkolmp2741o wegnerkolmp2741o

21-01-2019

Answer:

x=-2

Step-by-step explanation:

10(x+3)- (-9x-4)=x-5+3

Distribute

10x +30 +9x +4 = x-5+3

Combine like terms

19x+34 = x-2

Subtract x from each side

19x-x +34 = x-2-x

18x +34 = -2

Subtract 34 from each side

18x+34-34 = -2-34

18x = -36

Divide by 18

18x/18 = -36/18

x = -2

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