Answer:
Step-by-step explanation:
First, isolate the variables onto one side of the equation.
2x + 3 = x - 4
(subtract x)
x + 3 = -4
Then, remove any remaining numbers.
(subtract 3)
x = -7
I hope this helps!
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Answer:
8%
Step-by-step explanation:
The fraction donated was $632/$7900.
As a percentage, that is ...
632/7900 × 100% = 0.08 × 100% = 8%
The store donated 8% of sales to charity.
It is! When you're doing a fraction specifically like that, the denominators cancel out. Therefore you can get rid of the 12. It just becomes 21/7, which as you know is 3.
Hope that helps :)
Answer:
Step-by-step explanation:
Sally will have 56 bells left over. It is simple subtraction you subtract 400 from 456 because that is how many bells she is giving away.
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