You were overcharged $4.52 in your cell phone bill 3 months in a row. the cell phone company says that it will add -$4.52 to your next bill for each month you were overcharged. on the next bill, you see an adjustment of -13.28. is the amount correct? explain your reasoning
and justify.

y=−9/2x+10

step-by-step explanation:

let's solve for y.

0−9x−2y=−20

step 1: add 9x to both sides.

−9x−2y+9x=−20+9x

−2y=9x−20

step 2: divide both sides by -2.

−2y

−2

=

9x−20

−2

y=

−9

2

x+10

i think the amount would be $140.62

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58