Choose yes or no to tell whether the fraction is equivalent to this decimal.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.