Find 3 3/4 -1 2/3 find the difference 3 3/4 -1 2/3 equals 3 9/12- 1 8/12

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it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

answer: 2x + 2 − 2 = 10 − 2; subtraction property of equality

step-by-step explanation: