15 piiinnntttsss one problem asap

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.

If the regular price was $115, how much did jeanine pay for the hiking boots? jeanine bought a new pair of hiking boots on sale for 25% off the regular price. enter the correct answer. ooo done clestall the following formula describes this scenario: đoo s = r. 0.25 r = regular price s = sale price