How would you solve this? 0.2(x+50)-6=0.4(3x+20)

Question

0

2546

1

Guest Feb 3, 2015

+130536

+4

Best Answer

0.2(x+50)-6=0.4(3x+20) multiply both sides by 10 to clear the decimals

2(x + 50) = 4(3x + 20) distribute across the terms in the parentheses

2x + 100 = 12x + 80 subtract 80, 2x from both sides

20 = 10x divide both sides by 10

2 = x

CPhill Feb 3, 2015

CPhill · Answer 1 · 2015-02-03T09:07:37

0.2(x+50)-6=0.4(3x+20) multiply both sides by 10 to clear the decimals

2(x + 50) = 4(3x + 20) distribute across the terms in the parentheses

2x + 100 = 12x + 80 subtract 80, 2x from both sides

20 = 10x divide both sides by 10

2 = x