book Maths Puzzle Numerical Ability

2(x+3.1)=9.8


PLEASE HELP ME AS SOON AS POSSIBLE I NEED MY HOMEWORK DONE BY 3:15!!!!!!! sorry to rush you!

Read Solution (Total 0)

book Other Question
How much pure acid should be mixed with 2 gallons of a 40% acid solution in order to get a 70% acid solution? (-9u-v)(-11)