301,765 views
26 votes
26 votes
2x + 50 = 5x - 80

solve for x

User Klaus Johan
by
3.3k points

2 Answers

21 votes
21 votes
Isolate the variable by dividing each side by factors that don't contain the variable.
Exact Form:
x=130/3
Decimal Form:
x=43.3
Mixed Number Form:
x=4 1/3
User Chanaka Udaya
by
2.9k points
10 votes
10 votes

Answer:

Explanation:

2x + 50 = 5x - 80

50 + 80 = 5x - 2x

130 = 3x

/3 to both sides

x = 43.3333333

User Kyaw Tun
by
2.9k points