F=x+25
b=x-3
x+b=25
b) x-3 +x =25
2x=25+3
x=28÷2
x=14
b= 11
f= 39
Step-by-step explanation:
0.2x = 20
The step that should be done is to multiply both sides by 5:
5(0.2x) = 5(20)
x = 100.
The price per square foot is 0.55$
Step-by-step explanation:
We can solve this problem by applying the rule of three.
In fact, we know that:
- The price per 1 gallon is $55
- The area covered by 1 gallon is 
So this means that the price per
(1 gallon) is $55.
Here we want to find the price per square foot, so we can write:

And solving for x, the price per square foot, we find:

So, the price per square foot is 0.55$.
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Answer:
4 cookies
Step-by-step explanation:
2c + 3m = 18
2c + 3(3) = 18
2c + 9 = 18
2c = 9
c = 4.5
since you can't buy 4.5 cookies, you can only have 4
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-Chetan K
Answer:
ok so -3x3 is -9 and 8x7 is 56 so i think its -9/56
Step-by-step explanation: