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chubhunter [2.5K]
3 years ago
8

What is the solution to 89+k=-42

Mathematics
2 answers:
fiasKO [112]3 years ago
6 0
Subtract 89 from -42. k=-131
sineoko [7]3 years ago
4 0
<span>89+k=-42

We simplify the equation to the form, which is simple to understand
<span>89+k=-42

We move all terms containing k to the left and all other terms to the right.
<span>+1k=-42-89

We simplify left and right side of the equation.
<span>+1k=-131

We divide both sides of the equation by 1 to get k.
<span>k=-131.</span></span></span></span></span>
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Write a function rule for “The output is 5 less than four times the input.” Use x for the independent variable and y for the dep
Ludmilka [50]

Answer:

y(x) = 4x - 5

Step-by-step explanation:

A dependent variable depends on other factors that are measured . The value of a dependent variable depends on the independent variable. The independent variable stands alone and it does change by the other variable you are trying to measure. Independent variable are usually denoted as x.

The function can be represented below.

y(x) = 4x - 5

x = independent variable

y = dependent variable

y depends on the value of x

5 0
3 years ago
PLEASE HELP this is a missing assignment i will mark brainliest
chubhunter [2.5K]

The polynomial a(x) = -18x² - 6x + 12 is the dividend of the polynomial division

The quotient q(x) is 0 and the remainder r(x) is -18x² - 6x + 12

<h3>How to divide the polynomial?</h3>

The polynomial functions are given as:

a(x) = -18x² - 6x + 12

b(x) = 3x³ + 9x - 1

The quotient equation is given as:

a(x)/b(x) = q(x) + r(x)/b(x)

Since the degree of the dividend a(x) is less than the degree of the divisor b(x), then it means that the value of the quotient q(x) is:

q(x) = 0

And the remainder r(x) is:

r(x) = a(x)

Substitute known values

r(x) = -18x² - 6x + 12

Hence, the quotient q(x) is 0 and the remainder r(x) is -18x² - 6x + 12

Read more about polynomial division at:

brainly.com/question/25289437

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2 years ago
There are 20 students in the high school glee club. They need to pick four students to serve as
gayaneshka [121]

Answer:

4845 ways

Step-by-step explanation:

To solve this problem we use the formula of combinations

nCr=\frac{n!}{r!(n-r)!}

Where n is the total number of students that can be chosen and you choose r from them.

So

n = 20\\r = 4

Note that in this case the order in which the 4 students are chosen does not matter.

Then

20C4=\frac{20!}{4!(20-4)!}

20C4=\frac{20!}{4!*16!}=4845\ ways

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Step-by-step explanation:

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Answer:1/2

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