Answer: 3 1 0
Step-by-step explanation:
In another 30 weeks, because 2x3x5=30 weeks where she does all of the activities.<span />
Answer:
9
Step-by-step explanation:
7r+18=r²
r²-7r-18=0
factorizing
r²+2r-9r-18=0
r(r+2)-9(r+2=0
(r-9)(r+2)=0
r-9=0
r=9
check
(r²)=(9*9)=81
7r+18=7(9) + 8=81
she would need 166 boxes. there is a remainder of 1. one book wont fit in a box
Answer:
the first one is x=3
Step-by-step explanation:
