Find the value of x in the equation 3 (x + 2) = x.

get marked brainliest for the best explanation

Question

Mathematics

Ashlyn Villa

10 March, 17:45

Find the value of x in the equation 3 (x + 2) = x.

get marked brainliest for the best explanation

+5

Answers (1)

Know the Answer?

Marissa Wise · Answer 1

First number = x

Consecutive number = x+1

"squares differ by 31" means to square both numbers and subtract them:

(x+1) ^2 - (x) ^2 = 31

x^2+2x+1 - x^2 = 31

2x+1 = 31

2x = 30

x = 15 (first number)

x+1 = 15+1 = 16 (consecutive number)

Find the value of x in the equation 3 (x + 2) = x.get marked brainliest for the best explanation

Find the value of x in the equation 3 (x + 2) = x.

get marked brainliest for the best explanation