mathgamer mathgamer

07-02-2016
Mathematics

Answered

Which expression has a value of 36 when x=4 and y=7 A. 2xy B. 2x+4y C. 6y-x D. 12x-2y

Verified Answer :

metalhead69 metalhead69

07-02-2016

the answer is b, because 2x4 is 8, 4x7 is 28 and 8+28+36

Answer Link

apologiabiology apologiabiology

08-02-2016

so subsitute
x=4y=7
A. 2xy=2 times 4 times 7=2 times 28=56 not 36
B. 2x+4y=2 times 4+4 times 7=8+28=36 true

the answer is B

Answer Link

Related Questions

the kenyans were the first people west africa

The Tire on franks bike moves 75 inches in one rotation How many rotations will the tire have made after frank rides 50 feet

Someone please help Linda spent 34 of her savings on furniture and the rest on a TV If the TV cost her 200 what was her original saving

The information and intelligence function may be organized in one of the following ways Within the Command Staff As a Unit Within the Planning Section As a Bran

Which sentence does not contain any errors A Lets just say though that my sisters pillow is very tempting B I usually do not like using just anyones pillow C My

What kind of relationship would a sea anemone and a clown fish have A competitive relationship B commensality relationship C mutuality relationship D parasitic

The Roosevelt Corollary to the Monroe Doctrine established which of the following A the right of European nations to forcefully collect debts in the Western Hem

If Harriet rolls a number cube What is the probability that the cube will land on a 3 or 4

One important impact of the Mongol expansion across Asia and Europe was the 1 increased authority of the Kievan princes 2 rise in trade along the Silk Roads 3 i

If a rock is sitting in the dirt the normal force from the ground and BLANK are acting on it plz help

Web Analytics