Question

Four times a number plus three the sum of the same number and four is equal to negative nine. Find the number

Answer 1

4x + 3 (x+4) = -9 => 4x+3x+12=-9 => 7x=-21 => x=-21/7=-3 => x= -3

Explanation:

Answer 2

If I understood given text quite well than equation will be

4x + 3 (x+4) = -9 => 4x+3x+12=-9 => 7x=-21 => x=-21/7=-3 => x= -3

Good luck!!!