Answer:

Step-by-step explanation:









Hope this helps!
Answer:
B) 60
Step-by-step explanation:
They both equal each other,
5x+15=7x-3
And solve!
15+3=7x-5x
18=2x
X=9
Plug X into the angels.
5(9)+15
45+15
60
Answer:
9 11/12
Step-by-step explanation:
1st step- convert the mixed number into improper fraction to convert it just multiply the denominator with the whole number and after you get the product, add the product with the numerator and then same with the other set of fraction
2nd step- multiply the numerator by numerator and denominator by denominator
3rd step- after you multiply it simplify it
i hope this helps<3
:)
1/11
you just have to divide by 2
70 mL=25% alcohol
?mL=90% alcohol
90×70÷25
=252 mL
I think do like this....I'm not sure
Hope this help you