Question

solve by graphing
20x+40y=240.00
10x+80y=300.00

Answer 1

@mathmath333

Answer 2

20x+40y=240.00
10x+80y=300.00

can be simplified as

x+2y=1200
x+8y=3000

Answer 3

okay thank you

Answer 4

https://www.desmos.com/calculator/mxhp6yc7ga

Answer 5

thats what i did but i made 3000 into a decimal and i didn't want that i thought i had to simplify the whole thing

Answer 6

notice the intersecting point in the graph that will be the answer

Answer 7

error

it will be this

x+2y=12
x+8y=30

Answer 8

how did you get 30 what did you divide it by

Answer 9

https://www.desmos.com/calculator/fgrbiidhjx

Answer 10

2nd equation is this right ?

10x+80y=300

Answer 11

yes

Answer 12

divide it by 10

Answer 13

ooo i thought i had to divide everything by 80y so i can get it by itself

Answer 14

in question it is given that u need to solve it by graphing

Answer 15

so u have to take 2 points of each equation and graph it on paper of pc whatever ur master told u

Answer 16

okay thank you