How do I solve for c and y 72x+84y=4920

y = -6/7 + 410/7

(y = mx + c)

Step-by-step explanation:

72x + 84y = 4920

84y = -72x + 4920

y = -6/7 + 410/7

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: