3 years ago

What is -2(× - 4) in distributive property

1 answer:

6 0

-2x + 8. you multiply all the terms inside the parenthesis by the one outside of/attached to them. the reason it is +8 and not -8 is because the negatives cancel out to give you a positive.

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HELP ME ASAP ROCKY STYLES PLEASE BRO. Find the value of x and the length of each side.

Masteriza [31]

Answer:

x= 14 hope that helps you out good luck

6 0

2 years ago

A person who is 6ft tall walks away from a streetlight. When the person is 15 feet away from the light, the tip of his shadow is

Citrus2011 [14]

We essentially have a ratio here:
$\frac{shadow}{actual}$

Since we know the ratio is going to stay constant at $\frac{5}{6}$ , we can use this to find the height of the lamp along with the information that the total distance from the lamp to the tip of his shadow is 20:
$\frac{5}{6}=\frac{20}{h}$
$5h=120$
$h=24$