Question

which of the following is a linear equation? A. 10/3x-3=7/x+15 B. 10/3x-3=7x+15 C. 3x^2+10x=5 D. \sqrt(x)+14=15x

Answer 1

A

Explanation:

10/3x-3=7/x+15

Multiplying each term by 3x

3x(10/3x-3) = 3x(7/x+15)

10 - 9x = 21 + 45x which is a linear equation