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mars1129 [50]
3 years ago
14

Solve the triangles for X: include the steps if you can

Mathematics
1 answer:
MAXImum [283]3 years ago
3 0

Answer:

10) x=9

11) x=25

Step-by-step explanation:

a triangle is 180º total

10)   2x+8x+90=180

10x=90

x=9

11) 3x+1+2x+2+2x+2=180

7x+5=180

7x=175

x=25

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Need the Answer for this, provide an explanation.
Greeley [361]

Answer:

D) -5x(x² + 2x + 3)

Step-by-step explanation:

-5x³ - 10x² - 15x

Common factor:

-5x

Factored:

-5x(x² + 2x + 3)

6 0
3 years ago
Which equation is the inverse of y = 100-x²?
Iteru [2.4K]

Answer:

To find the inverse equation, switch the x and y variables then solve for y.

Original equation: .

y = 100 - x²

Inverse:

x = 100 - y²

y² = 100 - x

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Step-by-step explanation:

4 0
2 years ago
The cost for parking at a parking garage is $2.25 plus an additional $1.50 for each hour. What is the total cost to park for 5 h
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5 0
4 years ago
Read 2 more answers
Plot the value(s) on the number line where this function is equal to zero: f(x) = (x + 5)(x − 1).
Nadya [2.5K]

Answer:

2x^2

Step-by-step explanation:

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8 0
3 years ago
Half the marbles in a bag are red, 1/6 of the marbles are blue, and the remaining 8 marbles are white how many total marbles are
Gemiola [76]

Hey there! I'm happy to help!

Let's represent the total number of marbles with the variable t. We have the following information.

1/2t+1/6t+8=t (1/2 of total are red, 1/6 of total are blue, 8 are white, add them up to get total)

Now, we solve for t.

1/2t+1/6t+8=t

We combine like terms.

2/3t+8=t

We subtract t from both sides.

-1/3t+8=0

We subtract 8 from both sides.

-1/3t=-8

We divide both sides by -1/3.

t=24

Therefore, there ae 24 total marbles in the bag.

Have a wonderful day! :D

7 0
3 years ago
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