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16 votes
8[4-x]=7x+2 Solve the equation

2 Answers

12 votes

Answer:

2
(4)/(15)

Explanation:

First factor our the (4-x): (8*4)(8*x)
Then we have 36 - 8x = 7x + 2

Isolate the x:

32 -2 = 8x + 7x

Simplify both sides:

30 = 15x

Divide both sides by 15


(30)/(15) =
(15x)/(15)

Simplify further if necessary:

x = 2

User Skadoosh
by
3.9k points
7 votes

Answer:

x=2

Explanation:

8x4=32

-x x8=-8x

32-8x=7x+2

+8x on both sides

32=15x+2

32-2=30

30=15x

divided by 2

2=x

User Iraklisg
by
3.7k points