Question

Could someone please explain this to me
thanks :)

Answer 1

Answer: B) 15/2

`{ \tt{7(2x - 5) - 2(2x - 5) = 4(x + 5)}} \\ \\ { \tt{(14x - 35) - (4x - 10) = (4x + 20)}} \\ \\ { \tt{14x - 35 - 4x + 10 = 4x + 20}} \\ \\ { \tt{(14 - 4 - 4)x = 20 + 35 - 10}} \\ \\ { \tt{6x = 45}} \\ \\ { \underline{ \underline{ \tt{ \: \: x = 7.5 \: = (15)/(2) \: \: }}}}`