How do I solve for 7y-4x=42 x=5y+9

On the way to the Samuelsons', Mr. Anderson filled his car with gas. He put in 9.7 gallons and paid $3.45 per gallon. Estimate the total charge. What was the actual charge for gas?

Write a function rule for the table x 2 3 4 5 f (x) -8 -12 -16 -20

What was the average speed in km/h of a cor that travels 400.0 in 4.5h.

Which would be the most appropriate way to estimate - 6.1 (0.22) ? Check all that apply. Use rounding to get - 6 (0.2), and then multiply. Use compatible numbers, such as - 6 (0.5), and then multiply.

The buffet restaurant charges $3.25 for the first pound of chicken salad and $6.85 for each pound thereafter. If Y represents the total cost and X represents. The total number of pounds, what is the function rule for this pattern?

Allam just finished a great meal at a restaurant in Wisconsin. The sales tax in Wisconsin is 5 percent, and it is costumary to leave a of 15 percent for the server. the tip amount is calculated on the price of the meal before the tax is applied.

Farmer parson collected 1183 chicken eggs this morning. He will put them in cartons that hold a dozen eggs each. How many cartons will he fill.

What is answer to - 14r-19=303 Can you explain it for me plx

What is the value of x if g (x) = 16

In order to use an excerpt from a movie in a new television show, the television producer must pay the director of the movie $790 for the first 2 minutes of the excerpt and $130 per minute after that