Answer: Sara multiplied by 3 when she should have multiplied by 8.
Step-by-step explanation:
21 : 7*8
7*8 = 56
21 : 56
The simplest form of this ratio is 3 : 8
117 (if you put the answer in the green box)
9^2 = 81 , 6^2=36
81+36 = 117
Otherwise 10.82 if this is to the nearest hundredth
Answer:
5d-2e
Step-by-step explanation:
Step-by-step explanation:
9(x+1) = 25+x
open the bracket
9x + 9 = 25+x
collect like terms
9x-x = 25-9
8x = 16
x = 2
