3 years ago

Which is the correct input-output table for the function ?

Mathematics

1 answer:

alekssr [168]3 years ago

3 0

Do you have any options?

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HELLPP!!!!!!!!!!!!!!!!!!!!!!!!!

Genrish500 [490]

$\left\{\begin{array}{ccc}2x-3y=-27&|\cdot3\\-3x+2y=23&|\cdot2\end{array}\right\\\underline{\left\{\begin{array}{ccc}6x-9y=-81\\-6x+4y=46\end{array}\right}\ \ \ \ |\text{add both sides}\\.\ \ \ \ \ \ -5y=-35\ \ \ \ \ |:(-5)\\.\ \ \ \ \ \ \ \ y=7\\\\\text{put the value of y to the first equation}\\\\2x-3(7)=-27\\\\2x-21=-27\ \ \ \ |+21\\\\2x=-6\ \ \ \ |:2\\\\x=-3\\\\\text{Answer:}\ x=-3,\ y=7\to\boxed{(-3,\ 7)}$

6 0

3 years ago

Deon is a software salesperson. His base salary is $1800 and he makes $80 more for every copy of Math is Fun he sells. His total

Vinvika [58]

(a) 34 copies

4520 = 1800 + 80c
2720 = 80c
34 = c

(b) $3,720

P = 1800 + 80(24)
P = 1800 + 1920
P = 3720

Let me know if you have questions about this

3 0

3 years ago

Em 1 Graph the system of equations. { x−y=6 ,4x+y=4

muminat

Graphing the system of equations is shown in figure attached.

Solution set is (2,-4). The lines will intersect at (2,-4)

Step-by-step explanation:

We need to graph the system of equations. $x-y=6 ,4x+y=4$