how do you solve the equation - 8-3+8 + (-3) and other questions of this structure, I got this from Kahn Academy: 7th grade math, adding and subtracting negative numbers

What fraction has the greatest value 5/6, 7/12, 7/10

I have 811 handkerchiefs in all and need 25 for one quilt

Jamal folded a piece of cloth into equal parts what is the name for the parts

Why is it incorrect to say that 5o percent heritability of intelligence means that the cause of your intelligence is 50 percent genetic and 50 percent environmental?

Dam has been asked to post a parcel for a family member. He has been told that the parcel weighs 12 lbs 8 oz.

3 divided by 57 answer

What is 20x+5y=15 for y?

The next term of the sequence is 48. (2, 4, 8, 16, 32, ...)

A motorboat left a harbor and traveled to an island at an average rate of 10 knots. The average speed on the return trip was 10 knots. If the total trip took 4.0 hours, how far is the harbor from the island?

Which polynomial is in standard form? 1+2x-8^2+6x^3 2x^2+6x^3-9x+12 6x^3+5x-3x^2+2 2x^3+4x^2-7x+5