5*5 = 25
5*9= 45
5*1= 5
25 dollars now add the cents
now it is $25.50
23 can round to 20 and 21 can also round to 20 so all u do is 20x20=400 so 400 is your estimated answer
Sorry kid but no one gives a f go get a life how old are u 2
Proportion
3 parts milk. 12cups
2 parts sugar X
8 cups sugar
X^2-x-11=-x-7
X^2-11=-7
X^2=4
X=2 (4 was reduced to 2 after the equation was square rooted)
Pls give brainliest so close to ranking up