Answer=56
87.5%*y=49
.875y=49
____ ___
.875 .875
divide both sides by .875
y=56
Answer: 21,400 mg
Step-by-step explanation: Multiply the mass value by 1000
.
The answer is C to the question
Just answers since long and many simplifiction
it's like doing those multiplication memory things that had like 100 questions but now with algebra fractions
5. fourth or

6. third or

7.the answe ris x+3 since it can be factored out of the 5x+15 tingie (second )
8. fourth or

9. fourth or

times
10. third or

11. second or
12. third or 11(x+7)=60