Question

1+7(15-3х)-(2х+48)=-34(5-х)+18(1-2х)

Answer 1

1+7(15-3х)-(2х+48)=-34(5-х)+18(1-2х)
1+105-21x-2x-48=-170+34x+18-36x
1+105-48+170-18=34x-36x+21x+2x
210=21x
x=210/21
x=10

Answer 2

1+7(15-3х)-(2х+48)=-34(5-х)+18(1-2х)
1+105-21х-2х-48=-170+34х+18-36х
-23х-34х+36х= -58-152
-21х= -210
х=10