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marishachu [46]
3 years ago
8

What is 2z-(-4z+5) thank you

Mathematics
2 answers:
Nikolay [14]3 years ago
5 0
8z+ 10 because 2z x 4z = 8z and 2 x 5 =10

ruslelena [56]3 years ago
4 0
I think the answer is 6z-5
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I need help with a math problem
eimsori [14]
What is the math problem???
5 0
4 years ago
Solve for x
jekas [21]

option C is correct......

5 0
3 years ago
Given the information in the picture, which trigonometric identity can be used to solve for the height of the blue ladder that i
Stells [14]

The trigonometric identity can be used to solve for the height of the blue ladder that is leaning against the building is \rm sin=\dfrac{o}{h}.

We have to determine

Which trigonometric identity can be used to solve for the height of the blue ladder that is leaning against the building?.

<h3>Trigonometric identity</h3>

Trigonometric Identities are the equalities that involve trigonometry functions and hold true for all the values of variables given in the equation.

Trig ratios help us calculate side lengths and interior angles of right triangles:

The trigonometric identity that can be used to solve for the height of the blue ladder is;

\rm Sin47=\dfrac{50}{H}\\\\H=\dfrac{50}{sin47}\\\\H=68 feet

Hence, the trigonometric identity can be used to solve for the height of the blue ladder that is leaning against the building is \rm sin=\dfrac{o}{h}.

To know more about trigonometric identity click the link given below.

brainly.com/question/1256744

6 0
3 years ago
Which of the following coordinates of point C would make triangle ABC similar to triangle LMP ? Look at pic attached :) thank yo
DerKrebs [107]
The triangle ABC is similar to triangle LMP. The order here is very important. The letters correspond to one another
A corresponds to L (first letters of each sequence) 
B corresponds to M (second letters of each sequence)
C corresponds to P (third letters of each sequence)

In a similar fashion, the segments also correspond to one another. 
AB corresponds to LM (first two letters of each sequence)
AC corresponds to LP (first and last letters of each sequence)
BC corresponds to MP (last two letters of each sequence)

------------------------------------

AB corresponds to LM. AB is 4 units long. LM is 2 units long. So AB is twice as long as LM. This ratio (of 2:1) will be applied to every paired corresponding value.

Also, the right angle is at angle M for triangle LMP. The right angle will be at angle B for triangle ABC (since B corresponds to M). The answer will have an x coordinate of 7. So the answer is either choice B or choice C.

If we move 4 units down from point B, we land on (7,-10). That isn't listed as an answer choice. Let's try moving 4 units up from point B. We land on (7,-2). This is an answer choice

So the final answer is choice C) (7,-2)
5 0
4 years ago
In ΔQRS, the measure of ∠S=90°, SQ = 43 feet, and RS = 23 feet. Find the measure of ∠R to the nearest degree.
enyata [817]

Answer: 62

Tan-1 (43/23) = 61.85

X = 62

6 0
3 years ago
Read 2 more answers
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