Question

X+4x+30=80

find value of x

Answer 1

x = 10

Explanation:

Add like terms:

x + 4x + 30 = 80

5x + 30 = 80

Then, subtract 30 from both sides:

5x + 30 = 80

-30 -30

__________

5x = 50

Finally divide both sides by 5:

5x = 50

x = 10