nickel1144 nickel1144

21-10-2016
Mathematics

Answered

-2x + 7(x-7)= -84 What does x equal?

Verified Answer :

Anonymous Anonymous

21-10-2016

i hope this helps you

-2x+7x-7.7= -84

5x-49= -84

5x= -84+49

5x= -35

x = -7

Answer Link

Amphitrite1040 Amphitrite1040

21-10-2016

-2 × X + 7 × (X - 7) - (-84) = 0

(-2X + 7 × ( X - 7))) - -84 = 0

5X + 35 = 5 × ( X + 7)

5 × ( X + 7) = 0

Solve → 5 =0

X+ 7 = 0

Subtract "7" from both sides of the equation

Final answer → "x" = -7

Answer Link

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