Орнекти ыкшамдау 2(х+3)+5(х+1). 9(7+у)+8(6+у). 4(3х+23)+7(6+5х). 12(9+8у)+3(11+6у)

1) =2х+6+5х+5=7х+11
2)=63+9у+48+8у=17у+111
3) 12х+92+42+35х=47х+134
4)108+96у+33+18у=114у+141

1)
2 * ( Х + 3 ) + 5 * ( Х + 1 ) = 2х + 6 + 5х + 5 = 7х + 11
2)
9 * ( 7 + y ) + 8 * ( 6 + y ) = 63 + 9y + 48 + 8y = 17y + 111
3)
4 * ( 3x + 23 ) + 7 * ( 6 + 5x ) = 12x + 92 + 42 + 35x = 47x + 134
4)
12 * ( 9 + 8y ) + 3 * ( 11 + 6y ) = 108 + 96y + 33 + 18y = 114y + 141