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sergey [27]
1 year ago
10

Please help me on this. ;-;

Mathematics
2 answers:
Liono4ka [1.6K]1 year ago
4 0

Step-by-step explanation:

Answer is 9×4+6×2-5

=43

____ [38]1 year ago
4 0

Answer:

43

Step-by-step explanation:

first you start with exponents so 2² is 4 then you do multiplication so 9 x 4 is 36 and 6 x 2 is 12 then you add and subtract so you would add 36 + 12 which is 48 then 48 - 5 is 43

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What is the solution to the system of equations -8x + 4y = -2, 2y = 1​
Black_prince [1.1K]

Answer:

Hi! The correct answer is x=1/4+y/2!

Step-by-step explanation:

Solve for the first variable in one of the equations, then substitute the result into the other equation

5 0
3 years ago
Whats the volume of the cylinder? Round your answer to the nearest hundred the top is B the left side of the cylinder is 13cm th
Wittaler [7]

Answer:

The volume of the cylinder is 163.3 m³.

Step-by-step explanation:

Given that,

Height = 13 cm

Base = 4 cm

So, radius = 2 cm

We need to calculate the volume of the cylinder

Using formula of cylinder

V=\pi r^2h

Where, r = radius

h = height

Put the value into the formula

V=\pi\times(2)^2\times13

V=163.3\ cm^3

Hence, The volume of the cylinder is 163.3 cm³.

6 0
3 years ago
I PROMISE I WILL LET EVERYBODY KNOW WHAT GRADE I GET WHEN I KNOW
makkiz [27]

Answer:

are those 3 different question of just one?

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
An underground conical tank has a top diameter of 4m and a depth of 6m. Compute the capacity of the tank in cubic meter.
dlinn [17]

Step-by-step explanation:

1/3πr^2h

{(1/3)×(22/7)×2^2×6}m^3

[(1/3)×(22/7)×4×6)}m^3

{528/21}m^3

=25.1 m^3

NOTE:r=diameter divided by 2

7 0
3 years ago
Write a rule for the linear function whose graph has slope m and contains the given point. m = 3; (-2, -2)
gregori [183]

Answer:

Step-by-step explanation:

y+2 = 3 * (x+2)

3 0
3 years ago
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