If the numerator of a fraction is increased by 3, the fraction becomes 3/4. if the denominator is decreased by 7, the fraction becomes 1. determine the original fraction.
which of the following equations represents "if the numerator of a fraction is increased by 3, the fraction becomes 3/4"? (hint: cross products)

M? aoc=96 ? space, m, angle, a, o, c, equals, 96, degree \qquad m \angle boc = 8x - 67^\circm? boc=8x? 67 ? space, m, angle, b, o, c, equals, 8, x, minus, 67, degree \qquad m \angle aob = 9x - 75^\circm? aob=9x? 75 ? space, m, angle, a, o, b, equals, 9, x, minus, 75, degree find m\angle bocm? bocm, angle, b, o, c: