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Igoryamba
3 years ago
7

-10x - 19 = 19 - 8x help plzzzzz

Mathematics
2 answers:
Licemer1 [7]3 years ago
7 0
Combine like terms: -10x + 8x = -2x
-19 + -2x = 19 + -8x + 8x

Combine like terms: -8x + 8x = 0
-19 + -2x = 19 + 0
-19 + -2x = 19

Add '19' to each side of the equation.
-19 + 19 + -2x = 19 + 19

Combine like terms: -19 + 19 = 0
0 + -2x = 19 + 19
-2x = 19 + 19

Simplifying
-10x + -19 = 19 + -8x

Reorder the terms:
-19 + -10x = 19 + -8x

Solving
-19 + -10x = 19 + -8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8x' to each side of the equation.
-19 + -10x + 8x = 19 + -8x + 8x

Combine like terms: 19 + 19 = 38
-2x = 38

Divide each side by '-2'.
x = -19

Simplifying
x = -19


Marina CMI [18]3 years ago
5 0
The answer is 18x=0 i think
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Usimov [2.4K]
To solve this, use proportions. The height of the pole corresponds to the height of the building; the shadows are corresponding: 3.1/x =1/45.5
3.1 times 45.5=1x
141.05=x
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5 0
3 years ago
1. The ratios of the measures of the angles of a triangle are 3:4:11. What is the measure of the largest angle?
lora16 [44]

Answer:

1. 110 degrees.

2.  276 students.

Step-by-step explanation:

1.  Converting the ratios to fractions:

3 + 4 + 11 = 18  so the largest angle is 11/18 of 180 degrees.

Answer is 180 *  11/ 18 = 110 degrees.

2.   That would be 460 * 36 / 60

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7 0
3 years ago
–1/2(2n + 4) + 6 = –9 + 4(2n + 1)
-Dominant- [34]
Simplify by combining like terms to
-n+4=8n-5
subtract 8n from both sides
-n+4-8n=8n-5-8n
-9n+4=-5
subtract 4 from both sides
-9n+4-4=-5-4
-9n=-9
Divide both sides by -9
-9n/-9=-9/-9
n=1
hope this helps!
3 0
4 years ago
Let f(x)=12x2+4.
PtichkaEL [24]
G(X)=
16x^2+4
Parent function is y=x^2
4 0
3 years ago
Read 2 more answers
Whats The Answer Marking Brainliest, Please explain your answer And i will give brainliesr if correct
Svetach [21]

Answer:

A.

Step-by-step explanation:

4 is greater than the exact value of -2 and 4 is greater than -2. The exact values of -2 are 2 and -2. 4 is greater than both 2 and -2. Thus, a is correct.  

3 0
3 years ago
Read 2 more answers
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