3 years ago

Combine and simplify the second set of terms 3a-7a^2-3a

Mathematics

1 answer:

tekilochka [14]3 years ago

7 0

-7a^2 because 3a-3a=0, the second set of terms can be simplified as -7a^2

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Show your work and plz help me !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

AveGali [126]

Answer:

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Step-by-step explanation:

Since the triangles are similar then the ratios of corresponding sides are equal, that is

$\frac{FD}{HF}$ = $\frac{DE}{FG}$ , substitute values

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4 years ago

What is the area of a trapezoid with side lengths of 13,13,20,30 and a height of 12 cm

Dennis_Churaev [7]

Answer:

Area = $156cm^{2}$

Step-by-step explanation:

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3 years ago

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LiRa [457]

$x^2-2x+10=0\\\\ (x^2-2x+1)-1+10=0\\\\(x-1)^2+9=0\\\\ (x-1)^2=-9$

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3 years ago

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Elina [12.6K]

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3 years ago

Find x: 50*5x=5000 A) 25 B) 20 C) 50 D) 75

Alisiya [41]

Answer:

$\huge\boxed{B) x = 20}$

Step-by-step explanation:

50 * 5x = 5000

Dividing both sides by 50

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3 years ago

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