Explain why

1 + 2 + 3 + 4 + 5 + ... + = -1/12

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

$97520

step-by-step explanation:

add 6% to the value she got from selling the house.

the monthly balance will be $75,000