What is this number in standard form? 6.8 x 10 - 4?

X=2 to x=7 calculate the average rate of change for the given function

What is the degree of 5x^2y^3+2x^2

How difficult is Calculus? really? I'm interested in becoming a Mechanical Engineer.

What is 34x + 27y = 682 what is x and y?

Bernite is selling candy for school fundraiser the school pay $20 for a box 15 king-size candy bars and Bernite sells them for 2.00 each. What is the relationship between the amount of candy sold and the amount of money earned? A.

8 times 5 minus 2 plus 4 divided by 2 equals 33 when

A certain number was multiplied by 7. 4 was taken away from the product. Finally, that difference was then divided by 9, resulting in 5. Find the initial number.

Estimate 9.9 squared x 1.79

A grocery store sells steak for $6.10 per pound. What would be the cost of 2 3/5 pounds of steak?

Given the system of equations, what is the y-coordinate of the solution?5x - 4y = 7x = 5 - y