I just need to know if I add, subtract, divide, or multiply, I think I divide but not sure

The sun produces 3.9 ⋅ 10^33 ergs of radiant energy per second. How many ergs of radiant energy does the sun produce in 2.45 ⋅ 10^5 seconds?

Sue juiced orange from her orange trees. from the first two trees she collected 2/6 gallon of juice from each tree. the last tree yielded 2/3 gallon. how many gallons of orange juice did sue collect in all

A bus token cost 1.75. You spend 15.75 on tokens. How many tokens did u purchase. If I purchase 10 tokens you get 2 free tokens. Reduce price of each token. You receive free tokens if you purchase 20 tokens. The reduced price for each token is $1.40.

The goals of chinease nationalism were to free China from

4x to the power of 2 + 2 - 2x to the power of 2

Evaluate each expression using the properties of numbers. Name the property used in each step. 1/4 • 24 • 2/3

In the equation Ax+By=C is the x-intercept the same thing as the slope?

Subtraction of two real numbers may be defined of what operation

Suppose there are three consecutive intergers. if two times the first is added to twice the middle, the results is 69 minus the largest number. what is the largest number?

Triangle ABE is similar to triangle ACD. AB = 10, BC=12, BE=4, and CD=y. Find y.

How do solve y=5x-8 y=-6x+3 by elimination