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3 years ago

Question 13

Mathematics

2 answers:

Elanso [62]3 years ago

8 0

The answer is a) 6cm

amid [387]3 years ago

7 0

The answer is a)6 cm

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LuckyWell [14K]

Answer:

Step-by-step explanation:

(-7x^2 - 3) + (4x - 6)

-3 - 6 = -9

-7x^2 + 4x - 9

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2 years ago

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ser-zykov [4K]

Answer:

2 jell djeeujdeieuwieue

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3 years ago

Can someone help 2d + 1/5 = 3/5

bearhunter [10]

$2d+\dfrac{1}{5}=\dfrac{3}{5}\ \ \ \ \ |subtract\ \dfrac{1}{5}\ from\ both\ sides\\\\2d=\dfrac{2}{5}\ \ \ \ |divide\ both\ sides\ by\ 2\\\\\boxed{d=\frac{1}{5}}$

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3 years ago

Reduce to simplest form.<br> -5/8+(-8/5)=?

lara31 [8.8K]

Answer:

$-2\frac{9}{40}$

Step-by-step explanation:

$-\frac{5}{8}+(-\frac{8}{5}) = -\frac{25}{40}-\frac{64}{40}$ (find common denominator)

$=-\frac{89}{40}$

$=-2\frac{9}{40}$ (reduce to simplest form)

Hope this helps :)

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2 years ago

Find the degree of the monomial.<br> 7a765

trapecia [35]

Answer: 1^ degree

Step-by-step explanation: because A is raised to 1 and being the only literal part the degree is one

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3 years ago