Last week, Chen bought 8 1/2 gallons of gas at $2.30 per gallon. This week, he bought 4 3/10 gallons of gas at $2.70 per gallon. What was his total cost? Enter your answer in the box.

Write the equation y=-1/2x+3 in standard form. x + 2y - 3 = 0. x/2 + y/9 = 1/3. 4x-y+7=0. x + y/2 = - 1/2. 3x-y-1=0. x - y/3 = 1/3.

How many minutes in 6 hours and 42 minutes

The simple interest formula is A = P (1 + r) t where P represents the amount originally deposited, r is the interest rate, and A is the amount in the account after t years. Find r if A = 2700, P = 2200 and t = 5.

If f (x) is a linear function, which statement must be true? f (x) has no constant term. Of (x) has no x-term. f (x) has no terms with a coefficient other than 1. f (x) has no x-term.

A member only speaker series allows people to join for 6$ and then pay 4$ for every event attended. What is the maximum number of events someone can attend for a total cost of 50$

9 is subtracted from 5 times 3 and 10 is added

Evaluate the integral. (3 + 1/4 u^4 - 2/3 u^9) du

Keisha is working on a math worksheet with 50 problems. She has completed 20 problems in 25 minutes. If she continues at the same pace, what will yhe total time be for her to complete the worksheet?

8 identical pens cost £12 work out the cost of 10 of these pens

John leaves school to come home he walks 6 blocks north then 8 blocks west how far is john