The equation 7x - 10y = 30 is written in standard form. What is the first step when writing an equivalent equation which solves for y?

Find the sum of 1/4+2/7

You worked everyday for 5 days. You worked 3 hours in the am and 4 hours in the pm. What is the expression for how many hours did you work on the project over the 5 days?

The volleyball team is selling raffle tickets for $1.50 each. It wants to make at least $250 from the sales. Assume everyone buys the same number of tickets.

Andy drove 33 miles on Monday morning. This was 3/7 of the total number of miles he drove on Monday. Solve the equation 3/7 times m=33 to find the total number of miles Andy drove on Monday

Energy is created by the movement of? protons electrons neutrons atoms

You have a jar of 14 marbles. 7 are red, 2 are blue, 3 are yellow and 2 are white. What is the probability of selecting a marble that is blue, putting it back, then selecting a white marble? * answer as fraction

Mixed number into decimal 686 and 49 over 50

Which relation represents a function? a. { (0,0, (2,3), (2,5), (6,6) } b. { (3,5), (8,4), (10,11), (10,6) } c. { (-2,2), (0,2), (7,2), (11,2) } d. { (13,2), (13,3), (13,4) (13,5) }

Use the substitution method to solve the system of equations. Choose the correct ordered pair. 2x + 3y = 13 x = 2 A. (2, 3) B. (3, 2) C. (3, 3) D. (2, 4)

Which of these statements isn't always true? A. a + (-b) = - b + a B. a - (-b) = (-b) - a C. (a+b) + (-c) + a + b [b + (-c) ] D. - (a) = a