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topjm [15]
3 years ago
8

Need help please I only have a little bit of time

Mathematics
1 answer:
dimaraw [331]3 years ago
5 0

Answer:

A. 7/11

Step-by-step explanation:

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The surface area of a cube is found using the formula sa=6s^2, where s is theside length if the surface area of a cube is 294 sq
aleksley [76]
<span>6s^2 = 294
Solve for s

Solve for s:
6 s^2 = 294
Divide both sides by 6:
s^2 = 49
Take the square root of both sides:
Answer:  s = 7 m
</span>
8 0
3 years ago
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HLEPPPPPP!!!!!
Ksenya-84 [330]

Answer:

Solutions:-5,0,9,6

Not solutions: 12.5,10

Explanation:

The inequality that was given is:

20 > 5 + 3x

First, group similar terms;

20 - 5 < 3x

15 < 3x

x = 5

Thus, the solutions are:-3.5, 5, 4 3/4, -15

The not solutions are:-10 2/3, 129,

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7 0
3 years ago
Help me solve for z, step by step if you can
zheka24 [161]

Answer:

z=6

Step-by-step explanation:

z/3 + 1/2 = 5/2

Subtract 1/2 from each side

z/3 + 1/2-1/2 = 5/2-1/2

z/3 = 4/2

z/3 =2

Multiply each side by 3

z/3*3 = 2*3

z = 6


5 0
4 years ago
A worker can complete a piece of work in 30 days working 10
r-ruslan [8.4K]

Answer:

Step-by-step explanation:

The equation is 30x = 25 x 10

Therefore 30x = 250

250 divided by 30 is...

8.3333333333 etc.

6 0
3 years ago
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Y + 5 = -4(x + 1)<br><br> Please help and explain! Thank you :)
lana [24]

Answer:

y= -4x-9

Step-by-step explanation:

first you distribute the -4:    y+5= -4x-4

then you subtract 5 from both sides to isolate the variable but keep the equation balanced:     y= -4x-9

4 0
3 years ago
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