Hot Student Stories
top-5-grammar-and-spelling-checkers-to-rock-in-2019

Solve 2x2 + 3x – 7 = x2 + 5x + 39 for x.

Craig Stewart

in Mathematics

follow
followin
1 answer
9 views

1 answer


Jennifer Patterson on September 16, 2018

2x2 + 3x - 7 = x2 + 5x + 39*Subtract x2 + 5x + 39 from both sides*x2 - 2x - 46 = 0Then, the use of the quadratic formula with a=1, b=-2, c=-46.x = 1+/- √47. (Written 1 plus or minus the square root of 47)


Add you answer