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Dima020 [189]
2 years ago
6

Solve the equation. Need HELP!!!

Mathematics
2 answers:
Vlad [161]2 years ago
7 0

Answer:

m = 0.664

Step-by-step explanation:

We were given the equation: 2.1 + 10m = 8.74and we were asked to solve for <em>m</em><em>.</em><em> </em>Therefore we have to ensure <em>m</em> the subject of the formula.

2.1 (-2.1) + 10m = 8.74 (-2.1) \\ \\ 10m = 8.74 - 2.1 \\ \\ 10m = 6.64 \\ \\  \frac{10}{10} m =  \frac{6.64}{10}  \\ \\m = 0.664

Korvikt [17]2 years ago
3 0

Answer: Heyaa! :D

Your Answer Is... m= 0.664

Step-by-step explanation:

<u>Isolate the variable by dividing each side by factors that don't contain the variable.</u>

Hopefully this helps <em>you!</em>

-Matthew (HAVE AN AMAZING DAY)

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How many solutions does the equation |x + 6| − 4 = c have if c = 5? If c = −10? Complete the explanation
mixer [17]

Answer:

<h2>For c = 5 → two solutions</h2><h2>For c = -10 → no solutions</h2>

Step-by-step explanation:

We know

|a|\geq0

for any real value of <em>a</em>.

|a| = b > 0 -  <em>two solutions: </em>a = b or a = -b

|a| = 0 - <em>one solution: a = 0</em>

|a| = b < 0 - <em>no solution</em>

<em />

|x + 6| - 4 = c

for c = 5:

|x + 6| - 4 = 5           <em>add 4 to both sides</em>

|x + 6| = 9 > 0   <em>TWO SOLUTIONS</em>

for c = -10

|x + 6| - 4 = -10           <em>add 4 to both sides</em>

|x + 6| = -6 < 0   <em>NO SOLUTIONS</em>

<em></em>

Calculate the solutions for c = 5:

|x + 6| = 9 ⇔ x + 6 = 9 or x + 6 = -9         <em>subtract 6 from both sides</em>

x = 3 or x = -15

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3 years ago
Can someone help me with this question?
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Answer:

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Step-by-step explanation:


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HELP 5 STAR + THANKS What series of transformations from △ABC to ​ △DEF ​ shows that △ABC≅△DEF ? a reflection across the y-axis
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In the given triangle, the verteces are A(-4, 1), B(-6, 5), C(-1, 2).
A refrection across the x-axis will result in A'(-4, -1), B'(-6, -5), C'(-1, -2)
A translation of 1 unit to the right will result in A"(-3, -1), B"(-5, -5), C"(0, -2)
A translation of 1 unit down will result in A"'(-3, -2), B"'(-5, -6), C"'(0, -3) which corresponds to points DEF.
Therefore, the series of transformation required to transform ABC to DEF are <span>a reflection across the x-axis followed by a translation of 1 unit right and 1 unit down.</span>
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3 years ago
The variable z is directly proportional to x. When x is 16, z has the value 176. What is the value of z when x = 24?
kow [346]

Answer: z = 264

Step-by-step explanation:

x to z = 16 to 176

x = 24 to ?

16/176 = 24/z

cross-multiply solve for z

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Step-by-step explanation:

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