PLEASE ANSWER ALL THE QUESTIONS AND PLEASE DON'T SPAM IT'S URGENT AND PLEASE SEND THE PIC OF THE ANSWER PLEASE HELP ME PLEASE PLEASE PLEASE PLEASE
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13 )3x + 15-( x+7) - x
3x +x - x + 15 + 7
=3x+ 22
14) (26x-13) - 25x +14
= 26x - 25x -13 + 14
= x - 1
15)x+x+x-p-q-r
3x -pqr
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