HELP ME 10 PEMDAS QUESTIONS FOR 22 POINTS!
SIMPLIFY EACH EXPRESSION BELOW BY COMBINING LIKE TERMS
6) 12X+3X-6-7F
7) 14x+7-3x
8)13z+6u+8x+19-u
9)3z+6+4z+9+8u
10)2x+8z+13u+6z+4u
11)14y+13x+12y+19x+4
12)5x+18+13y+12x+8y
14)3t+v-t+7v
15)-1+18x-3y+x+9y
16)4x+5xto the power of2+5x+10xto the power of2
4)14x+7+4
PLEASE HELP!