3 years ago

Solve for X: -22=-7+3/5x

Mathematics

1 answer:

stira [4]3 years ago

3 0

solution for the problem-

X=-22

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PLEASE HELP AND HURRY UNDER 5 MINUTES

Maurinko [17]

-3(3y-2x)+ 2(5x-4y)
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So the answer is D.

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4 years ago

Simplify: –3(y + 2)2 – 5 + 6yWhat is the simplified product in standard form?

sweet-ann [11.9K]

Answer by Mimiwhatsup:

$\mathrm{Multiply\:the\:numbers:}\:3\cdot \:2=6\\=-6\left(y+2\right)-5+6y\\-6\left(y+2\right)\mathrm{Apply\:the\:distributive\:law}:\quad \:a\left(b+c\right)=ab+ac\\a=-6,\:b=y,\:c=2\\=-6y+\left(-6\right)\cdot \:2\\Apply\:minus-plus\:rules\\+\left(-a\right)=-a\\=-6y-6\cdot \:2\\\mathrm{Multiply\:the\:numbers:}\:6\cdot \:2=12\\=-6y-12\\=-6y-12-5+6y\\\mathrm{Simplify}\:-6y-12-5+6y\\Group\:like\:terms\\=-6y+6y-12-5\\\mathrm{Add\:similar\:elements:}\:-6y+6y=0\\=-12-5\\$

$\mathrm{Subtract\:the\:numbers:}\:-12-5=-17\\Answer is: =-17$

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4 years ago

Find the volume of the Grain silo show below that has a diameter of 20ft and a height of 50ft

Aleks [24]

$Volume=Area_{base}*height\\\\
Volume= \pi radius^2*height\\\\
diameter=2radius\\
radius=10ft\\\\
Area= \pi 10^2*50=5000 \pi ft^3\\\\
Volume\ of\ Grain\ silo\ is\ 5000 \pi ft^3.$