If it is
8/2 = (x+3)/4
then one way is to cross-multiply:
8*4 = 2(x+3)
32 = 2x + 6
26 = 2x
13 = x
cross-multiply is just a short way of saying to multiply both sides by the common denominator.
8/2= X+3
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4
Can someone tell me how I can solve the proportion ?
1 answer