Identify the value of x that makes each pair of ratios equivalent. 2:x and 12:18

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03-01-2018
Mathematics

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Identify the value of x that makes each pair of ratios equivalent. 2:x and 12:18

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All of the following expressions have a value between 0 and 1, excepta. \frac{(-3^{7})}{(-3)^9}b. 4^{-10}× 4^{6}c. \frac{(8^3)^3}{8^{-4}} d. ( \frac{2}{5} ^{8})

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What value of x makes the equation true ? 4(2x-4)=16

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find the circumference of a circle whose radius is 15.4cm

All of the following expressions have a value between 0 and 1, excepta. \frac{(-3^{7})}{(-3)^9}b. 4^{-10}× 4^{6}c. \frac{(8^3)^3}{8^{-4}} d. ( \frac{2}{5} ^{8})

LerenStudy LerenStudy · Answer 1 · 2018-01-03T23:41:06+01:00

LerenStudy LerenStudy

03-01-2018

Alright, so in this you're going to want to set the ratios equal as follows:

2/12 = x/18
Therefore by cross-multiplying:
2*18 = 12x
36=12x
36/12=x
x=3

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