Question

Tentukan himpunan penyelesaiannya
a. 10y - 8 = 18+y
b. 3( 2x-7 ) = 4x-6
Pliss bantu ya teman²/kakak²

Answer 1

A. 10y-8 = 18+y
10y-y = 18+8
9y = 26
y = 26/9 atau 2 8/9
HP : {2 8/9}
b. 3(2x-7) = 4x-6
6x-14 = 4x-6
2x = 8
x = 4
HP : {4}