Answer: x = 1
3x + 4 = 7
subtract 4 from both sides
3x = 3
x = 3/3 = 1
Its 400 because 363 is closer to 400 than 300
Answer:
45.4
Step-by-step explanation:
Nx2=90.8
Divide both sides by 2
N=45.4
Answer:
its 54 mins man just subtract from the minutes hope this helped
Step-by-step explanation:
Answer:
Jack earned $2560 this summer.
Step-by-step explanation:
Given:
Money given away = $256
Percentile of money give away = 10%
We need to find the total money he earned this summer.
Solution:
Let the total money he earned this summer be 'x'.
So we can say that;
Money given away is equal to Percentile of money give away multiplied by total money he earned this summer and then divided by 100.
framing in equation form we get;

Now multiplying both side by 10 we get;

Hence Jack earned $2560 this summer.