9.
it’s too long to explain so just look at the picture, hope it helps.
I NEED HELP ASAP, will give brainliest
1 answer:
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Answer:
a) Independent variable is the hours.
Dependent variable is the power left after t hours
b) The graph that shows in the images
*sorry if my answer is wrong
I'm not sure what the answers you have mean. sorry! I've solved the problem, though, if that helps at all.
4x + 10y = 57
2x + 5y = 38
5y = 38-2x
y = (38-2x)/5
4x + 10((38-2x)/5) = 57
4x + 2(38-2x) = 57
4x + 76 - 4x = 57
0x + 76 = 57
the answer is no solution because 76 57