Solving systems of equations with substitution y=4x-3, 4x+5y=9

John's house is worth 180,000 and he owes $142,500 on it. Which statement best describes how this affects his net worth? A. Jon's house is considered a liability only because he still owes money on it. B.

What is the rate of 3 inches of rain in 6 hours as a unit rate

The demand function for a product is modeled by p = 400 - 4x, 0 ≤ x ≤ 100, where p is the price per unit (in dollars) and x is the number of units. (a) Determine when the demand is elastic and inelastic. (Enter your answer using interval notation.

What is the difference of - 93.8 - 35.5

Find the range of f (x) = - x^2 - 8x - 4. (Enter your answer using interval notation.)

From each verbal description, identify the independent and dependent variables. a.) a tree grows approximately 6 inches per year and is 10 feet tall when planted. b.

What three steps should be followed when multiplying fractions?

Determine the domain and range for t (x) = - (x + 10) 2 - 64

Simplify each expression by collecting like terms. Then factories it. 5a+5+3a+11

Melissa works after school babysitting. she markes $18 an hour. write an equation that represents the relationship between the independent (h - hours) and dependent variables (p - pay)