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yanalaym [24]
3 years ago
12

7x-3y=2 5x+4y=-17 i dont know how to solve this

Mathematics
1 answer:
Verdich [7]3 years ago
6 0
(-1,-3)

Graph the equation and locate the intersection.
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(143(5) + 67)5 __________
Rainbow [258]
Hey mate!

1st up, we must use the (Order of operations) If you don't know what that is, then it is better known as PEMDAS.

(143(5) + 67)(5)
143 x 5 =715
(715 + 67)(5)
782 x 5 = 3910

The end product is 3,910

Hope this helps!

6 0
3 years ago
Read 2 more answers
Lyle is camping at a campground. Lyle's cabin is represented by the point (-27,23). The dining hall is located 21 meters east an
Sergeeva-Olga [200]

\bf ~~~~~~~~~~~~\textit{distance between 2 points} \\\\ \stackrel{\textit{Lyle's cabin}}{(\stackrel{x_1}{-27}~,~\stackrel{y_1}{23})}\qquad \stackrel{\textit{dining hall}}{(\stackrel{x_2}{-6}~,~\stackrel{y_2}{3})}\qquad \qquad d = \sqrt{( x_2- x_1)^2 + ( y_2- y_1)^2} \\\\\\ d=\sqrt{[-6-(-27)]^2+[3-23]^2}\implies d=\sqrt{(-6+27)^2+(3-23)^2} \\\\\\ d=\sqrt{21^2+(-20)^2}\implies d=\sqrt{841}\implies d=29

8 0
3 years ago
Identify the degree, type, and lead coefficient of f(x) = x2 + 3x - 4x + 6x* - 1.
bonufazy [111]

Answer:

2, quadratic, 1

Step-by-step explanation:

Degree is the highest power which is 2 then the lead coefficient is the constant multiplying the highest power so for x^2 it is 1 and the type of equation is what is it, linear, quadratic, cubic, etc. For this it is quadratic because x^2 means its a parabola.

6 0
3 years ago
Each year a school organises a concert.
ZanzabumX [31]

Answer:

A) i 346.5

ii 346.5

B) I 115 tickets

ii $430

iii 4.88%

C) 129

4 0
2 years ago
Help with this please above
Sergio [31]
The answer is 
A. No, because 1 x-value corresponds to 2 different y-values
4 0
3 years ago
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