HELP QUICK A portion of the Quadratic Fomul proof is shown in the missing statement
Statements
Reasons
X +
400 D
4a 40
Find a common denominator on the right side of the equation
20
4ac
X +
b
2a
Aard the fractions together on the right side of the equation
(+
b
2a
bac
4a
Rewrite the perfect square trinomial on the loft side of the equation as a binomial squared
X +
12 - 400
4a?
Take the square root of both sides of the equation
2a
2
Simply the right side of the equation
b
2a
4ac
2a
- 400
4a
2a
X +
b
2a
40c
20
4ac
X+
2a
WILL MARK BRAINLIEST IF CORRECT!

What number produces an irrational number when multiplied by -1.25

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Someone answer this asap rn for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =