Book Maths Puzzle Percentage

Solve the problem with linear equations:
A mechanic has some 30% antifreeze solution and some 50% solition,How many liters of each should be used to get 50 liters of a 42% solutio

Read Solution (Total 0)

Book Other Question
Hello, I'm finding the following question a little difficult:
Q. Find x
4^x + 2^(x+1) = 16

Thank you very much for your time and help,
Jenesse Ubhi find the slope and y-intercept of each line. graph the line.

-x+3y=6