77.7k views
1 vote
0.2(x+50)-6=0.4(3x+20)

1 Answer

4 votes

Answer:

2

Explanation:

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

x=2

User Glutanimate
by
7.2k points