Question

Упростите упрожнение 1) 2(x+3)+5(x+1) 2) 9(7+8)6+y

Answer 1

1) 2х+6+5х+5=7х+11
2)63+9у+48+8у=17у+111

Answer 2

1)2(x+3)+5(x-1)=2x+6+5x-5=7x+11

2)9(7+y)+8(6+y)=63+9y+48+8y=111+17y