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Form an equation:
x + 15 + 7 + x = 14
Simplify :
2x + 22 = 14
Subtract 22 from both sides:
2x = -8
Divide both sides by 2:
x = -4
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Answer:
-4
Step-by-step explanation:
3 + - 7
When you these signs together, + and -, or - and +, whatever order it is it remains the same
+ and - always becomes negative
Here you have 3 + - 7
The +- becomes negative (-)
You end up with 3 - 7, or -7 + 3, as the 3 is positive
-7 + 3 = -4
Answer:
12 feet
Step-by-step explanation:
30 divided by 5= 6
6 times 3= how far youve already swam(18 feet)
6 times 2= how far you have left(12 feet)
To calculate the percentage,
75/250×100 = 30%
