MATHEMATICS MIDDLE SCHOOL

Find the product
-2x(x^2-3)

Answers

Answer 1

Answer:

Answer:

-2x^3+6x

Step-by-step explanation:

-2x(x^2) + -2x(-3)

-2x^3 6x

Answer 2

Answer:

Answer:

=−2x^3+6x

Step-by-step explanation:

=(−2x)(x^2+−3)

=(−2x)(x^2)+(−2x)(−3)

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What is rlthe volume of this graghf

Answers

which one is it on that page

If a mans salary is $20 a week and he spends $14 a week how long will it take him to save $300

Answers

If he makes $20 and spends $14 each time, take 20-14. This is 6.

6 times what gets you 300?

6x = 300
x = 50

So 50 weeks

understand?

X⁴-3x + 1, 4x² - 2x + 8, and x³-9

Answers

what r u asking here?

The answer is x⁴+x³+4x²+1x-1

12÷478
find two estimates
plz help thank you
ill give you 12 points

Answers

10/480 equals about .02083 and 12/478 equals about .02510.

Help! I need the answer as fast as possible.

Answers

i believe there are 210 blue counters in the bag im not sure but this is how i got this.

a whole will =1

1-.3=.7
there are 90 blue counters in .3 and there are 2.33333(repeat) in .7
so i multipled 2.3333(repeat) by 90. 2.3333(repeat)*90=210
-hope i got it right and that this helps-
p.s. i know it was confusing i have a very different way of thinking, lol.

The side lengths of the figure below are given in centimeters.If the perimeter of this figure is 78 cm, what is the value of x?