3 years ago

I WILL MARK BRAINLIEST!!& THANKS YOU!

Mathematics

2 answers:

expeople1 [14]3 years ago

7 0

The correct answer is D

Hope this helps!

solong [7]3 years ago

4 0

The answer is D 4a-2b)(a+b)
=(4a*a + 4a*b + (-2b)*a + (-2b)*b) 
=(4a² + 4ab - 2ba -2b²) 
=4a² + 2ab - b² 

Hope I helped :)

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14 kg of apples cost $154.how much would 16kg cost

ankoles [38]

We can set up a proportion, and let x be the amount 16kg would cost: 14/154=16/x. We simplify 14/154 = 1/11. Next, we cross-multiply to get (1)(x)=(16)(11), so x=176. Therefore, 16kg of apples cost $176.
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Hope this helps!

4 0

3 years ago

Read 2 more answers

C=-7/15 and x=2/5 c-4x write your answer in simplest form

pogonyaev

9514 1404 393

Answer:

-31/15

Step-by-step explanation:

Put the numbers in the expression and do the arithmetic.

$c-4x=-\dfrac{7}{15}-4\cdot\dfrac{2}{5}=-\left(\dfrac{7}{15}+\dfrac{8}{5}\right)\\\\=-\left(\dfrac{7}{15}+\dfrac{24}{15}\right)=\boxed{-\dfrac{31}{15}}$