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To find what x is, we must rearrange the equation so that it says x=. To do this we need to get rid of the -3 on the left hand side of the equation. This can be done by adding 3 to both sides of the equat...
Elimination:
Multiply equation (eqn) 1 by 2: 2y=2x-10
Subtract modified eqn 1 from 2: 8y=16
Divide through by 8JRAnswered by Jack R. • Maths tutor3304 Views
this means that there are 5 parts to share out altogether. (2+3=5) So you take the value you wish to share and divide it by 5. once you've divided the value by five, to share in the ratio 2:3 simply means...
Equation 1: 4x-y=3 Equation 2: 3x-2y=1
We have to find a common multiple between 4 and 3 so that both equations have the same first value. This means that we can get rid of the x by subtracting th...
First we need to know how many days are still remaining before the end of January. In this case it would be 10 since 31-21=10. We know that 8th of February is the 8th day of the month, so in total betwee...
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