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mamaluj [8]
3 years ago
15

Solve −2(2x + 5) − 3 = −3(x − 1).

Mathematics
2 answers:
Evgesh-ka [11]3 years ago
7 0
X=-16 -2(2x+5)-3=-3(x-1) (-4x-10)-3=-3x+3 -4x-13=-3x+3 Move -13 to the right side by adding it to +3 and itself to cancel the original -13 out, and move -3x to the left side by adding it to -4x and itself to cancel the original -3x out -4x+3x=3+13 -1x=16 Divide -1 from both sides x=-16
harkovskaia [24]3 years ago
5 0
- - Solve for "x"

Steps:
You need to simplify for both sides of your equation
Then add your "3x" to both of the sides of the problem
Now add 13 to both sides
and then final step is to divide both sides by "-1"

Final answer:

x= -16 


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Hey I feel, I had the same issue. Here's the thing, math doesn't always make sense. Just remember that anything that has to do with circles (like cones) utalizes the radius, not the entire diameter
6 0
4 years ago
PLS HURRY WILL MARK BRAINLIEST<br><br><br> 3/7 + t = 20/21<br><br> t=?
Ipatiy [6.2K]

Answer:

t= 11/21

Im positive on the answer :)


7 0
3 years ago
Read 2 more answers
Answer for brainliest.
jekas [21]
23.7 inches squared
hope this can help
8 0
3 years ago
The radius of a sphere is multiplied by 1/7. What effect does this have on the volume of the sphere?
Cloud [144]

Answer:

The new volume is 1/343 of the old volume or the ratio of the new volume to the old volume is 1 to 343

Step-by-step explanation:

In this question, we are asked to state the effect of multiplying the radius of a sphere by 1/7 on the volume.

Mathematically, the volume of a sphere V can be calculated using the formula

V = 4/3 * π * r^3

Now multiplying the radius by 1/7, the new radius will be r/7

Thus the new volume here will be

V2 = 4/3 * π * (r/7)^3

V2 = 4/3 * π * (r^3)/343

Thus we can conclude that the value of the volume will be decreased by a factor of 343

Meaning the ratio of the old volume to the new volume will be 1 to 343

3 0
3 years ago
Read 2 more answers
MARKING BRAINIEST Can you help me with this math problem please ?
mihalych1998 [28]

Answer:

You answer can be written for Solving X two different ways

The inquitly form is

x\geq-6

Interval Notation is

{-6,∞)

Step-by-step explanation:

In order to graph put a close dot on the number -6 and then color your line to the right of the number line.  Because the infinity sign is positive so all the number after the -6 is positive. So a close dot on the number -6 and then draw a line or color a line to the right of the number line

6 0
3 years ago
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