Answer:
x = 2, y = 1
Step-by-step explanation:
x + 4y = 6 and y = 3 - x have to be rearranged: x + 4y = 6 and x + y = 3
You subtract the equations to eliminate one of the variables (x) so that the other can be found
Answer:
c. how late it is in the evening is a function of the length of time the shutter needs to stay open.
$17 (it's just the market price - the marginal cost)
_C because multiply 2X times f(x) Kansas X out to make it zero Sony multiply -4 times X it will leave you with a positive four instead since X times X
Answer:
Let x be the the amount james spent for dinner then x - 5 wpuld be the answer to your first problem