honestly bro aint no one got time to answer these dumb question just do it p***y
step-by-step explanation:
mx+89b(-98)nb
n=9
7 times a number = 7n
decreased by 13 = 7n-13
same as is =
5 times the number = 5n
increased by 5 = 5n+5
7n-13 = 5n+5
2n=18
b