Solve each system by substitution.

1) y = 7x - 10

y=-3

What is the name of the property given below if a b = 0 then a = 0 b = 0 or both a = 0 and b = 0?

William used a sample of 68 large U. S. cities to estimate the relationship between Crime (annual property crimes per 100,000 persons) and Income (median annual income per capita, in dollars). His estimated regression equation was Crime = 428 + 0.

What are other questions similar to?: If f (x) = x^2 - 9 / x^2 - 4, the domain of x is all real numbers except A) - 2 and 2 B) - 3 and 3 C) 0 D) 2 E) 2 and 3. (The answer for this question is A)

A box is 12 centimeters wide, 12 centimeters long, and 15 centimeters tall. What is the total surface area of 4 such boxes?

Noah wants to save $60 so that he can purchase a concert ticket. If he has saved $45 so far, what percentage of his goal has he saved?

How many numbers between 1 and 100 (inclusive) are divisible by 4 or 5

160% of 19 as a percent

You're working at a concrete company that specializes in commercial-grade columns. A cylindrical column with a diameter of 3 feet and height of 10 feet is to be made of concrete. How many cubic yards of concrete are needed to fabricate the column?

Daniel's Print Shop purchased a new printer for 35,000. Each year it depreciates at a rate of 5%. If I wanted to determine the approximate value after 8 years, which type of growth model would I use?

Y = - 2x + 8x - 5 quadratic equation