4 (x + 9) = 20 idk math
X = 7Very easyhope it helped =D
4(x + 9) = 20 1. 4 x = 4x 4 9 = 362. 4x + 36 = 20 4x + 36-36 = 20 -363. 4x = - 16 4x/4 =- 16/44. x = - 4Answer: x = -4