$\left\{\begin{array}{ccc}x-2y=5\\2x-4y=10&|divide\ both\ sides\ by\ (-2)\end{array}\right\\\\\underline{+\left\{\begin{array}{ccc}x-2y=5\\-x+2y=-5\end{array}\right}\\.\ \ \ \ \ \ \ \ \ \ \ 0=0-true\\\\Answer:infinitely\ many\ solutions\ \left\{\begin{array}{ccc}x\in\mathbb{R}\\y=\dfrac{x-5}{2}\end{array}\right$

5 0

3 years ago

PLEASE HELP ME ON THIS

ra1l [238]

Answer:

Step-by-step explanation:

it increased by two inches from noon to 1pm and increased another two inches from 3pm - 4pm

7 0

2 years ago

Somebody please help

Phantasy [73]

Answer:

ln;cjh

Step-by-step explanation:

cJZfhlanssfiusdfhjkhuhajkhj kh lkjjljf;lakjsdlfkasld j lij lkflaksdfd ljilkjljijdfasdfj

3 0

3 years ago

I know he is incorrect but I just can’t say why please help

egoroff_w [7]

Answer:

Step-by-step explanation:

Umm, Wheres Tanner's graph? Please post it so that I could answer your question!! :)

3 0

3 years ago