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Solve: 1/3x + 5 = 2/5x + 7

User BearsEars
by
8.1k points

2 Answers

5 votes

Answer:

-30

Explanation:

1/3x +5=2/5x+7

subtract 5 from both sides

1/3x=2/5×+2

then subtract 2/5x from both side

-1/15x=2

multiply by -15 on both sides

x=-30

User Chrystal
by
8.1k points
2 votes

Answer:

x = -30.

Explanation:

1/3x + 5 = 2/5x + 7

1/3x - 2/5 x = 2

Multiply through by 15

5x - 6x = 30

-x = 30

x = -30.

User Jaap
by
7.3k points