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Maths Puzzle
Numerical Ability
when you have an equation like 1/4x+5=28, and you have to find x, how do you get rid of the fraction?
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i need help with this problem: the number of persons needed to do a job varies directly as the amount of work to be done and inversly as the time in which the job is to be done. If
x+5=-9
3=a-7
-2p=22
-c=-24
5m+3-4m=1
4d-6=6
32=-3a+5
2(5-n)=16
4e+2=3e-8
5x+12=7x-4
6R+7-(-2R)=6-3R+12
8(j-6)-4j=12
I would like the steps and a