2 years ago

What is -11n=77 answer fast!

Mathematics

1 answer:

Rom4ik [11]2 years ago

5 0

Answer:

-7 bro

Step-by-step explanation:

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Write the quadratic equation in standard form: 3x2 – X – 4= -30 x

zhuklara [117]

Answer:

3x²-29x+4

Step-by-step explanation:

3x²-x-4=-30x

0=-30x-3x²+x+4

0=-3x²-29x+4

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2 years ago

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lesantik [10]

$\bf \begin{array}{ccll} oz&calories\\ \cline{1-2} 6&90\\ 64&x \end{array}\implies \cfrac{6}{64}=\cfrac{90}{x}\implies \cfrac{3}{32}=\cfrac{90}{x}\implies 3x=2880 \\\\\\ x=\cfrac{2880}{3}\implies x=960$

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2 years ago

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Hello!

avanturin [10]

Answer:

7.71 km²

Step-by-step explanation:

Area of triangle:

A = 1/2bh

We have the value of b but not h.

Added auxiliary segments which help to find the value of h.

See attached for details

sin 40° = h/4
h = 4 sin 40°
h = 2.57 km

The area is:

A = 1/2*6*2.57 = 7.71 km²

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2 years ago

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Find the value of x. A. 0 B. 3 C.4 D. 12.

aleksandrvk [35]

Answer:

B = 3

Step-by-step explanation:

3x + 15 = 4x + 12

= 15-12=4x-3x

= 3 = x

X = 3

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2 years ago

Answer the question now fast

beks73 [17]

Answer:

second and third choice

Step-by-step explanation:

supplamentary = add up to be 180

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2 years ago