Answer:
answer given in step by step...
Step-by-step explanation:
13x+13(x+1)+13(x+2)=312
13x+13x+13+13x+26=312
39x+39=312
39x=312-39
39x=273
x=7
first number=13x=13*7=91
second number=13(8)=104
third number=13(9)=117
For percent, you just move the decimal over two spaces to the right, and add the percent sign. In which that would be:
<em> .5%</em>
And for the fraction: Since the 5 is in the thousandths place, the fraction would equal to:

when simplafied:

~Hope this helped :)
You will make 1224-1000=224
then you will divide 224 by two it will be 112
you will add 112 to the less one
112+1000=1112
Answer:
B
Step-by-step explanation:
2 over 3 tickets subtract the 1 dollar discount
Answer: 8(3-2x)(x+5), -16x^2-56+120, x=-5, or x=3/2.
Step-by-step explanation:
First convert the multi fraction into multiplication: 8(3-2x)(x+5)
Then simplify: -16x^2-56+120
If you want, you can solve for x, which gets you x=-5, or x=3/2.
I hope this helps! :P