You want to be finding out what two factors (where one of them is a perfect square) has the produce of 63. It seems like 9 x 7 (9 is the perfect square) works.
The square root of 9 is 3 so we can just have
(which just means 3 times the square root of 7).
Answer:
m= 450 - (5*n)
Step-by-step explanation:
m is the money left
n is the days
Answer:6hrs and &270
8hours and &360
9.5hours and&427.50
Step-by-step explanation:
Answer:
3=-8y+5
Step-by-step explanation:
Gather your like terms, - 3y and - 5y which in turn in - 8y. You cant plus by 5 as it is not a like term. IF we were finding y we would rearrange and bring +5 to the other side and so on...
Answer:
10:4
Step-by-step explanation:
she mowed 10 lawnes in 4 hours
