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Neko [114]
3 years ago
12

8- (-7) = help ASAP

Mathematics
2 answers:
alukav5142 [94]3 years ago
6 0

Answer: 15

Step-by-step explanation: have a great day!

puteri [66]3 years ago
5 0
The answer will be 15 because you need to remove the parentheses and then add.
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PLZ HELP 50 POINTS AND BRAINLIEST PLZZZ HELP TIMED!!!
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Write an equation of the line below.
Dafna11 [192]

Answer:

\large\boxed{y=4x+3}

Step-by-step explanation:

The slope-intercept form of an equation of aline:

y=mx+b

<em>m</em><em> - slope</em>

<em>b</em><em> - y-intercept</em>

The formula of a slope:

m=\dfraxc{y_2-y_1}{x_2-x_1}

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3 0
4 years ago
Find the volume of a pyramid with a square base, where the side length of the base is
nlexa [21]

Answer:

336.8 cubic meter or 336.8m³

Step-by-step explanation:

In other to solve the above question we would be using the volume of a square based pyramid.

The formula for the volume of a square based pyramid is

1/3a²h

In the above question we are given the following values as:

Side length of the base = a = 11.1 m

Height of the pyramid = h = 8.2m

Volume of the square based pyramid = 1/3 × 11.1² × 8.2

= 336.774 cubic meter or 336.774 m³

Approximately to the nearest tenth = 336.8 cubic meter or 336.8m³

8 0
3 years ago
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julia-pushkina [17]

Answer:

  • D. Step 5

Step-by-step explanation:

Andrew made a mistake at last step.

<u>It should be:</u>

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6 0
3 years ago
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