Moira simplifies the expression 6y4+3y46y4+3y4 to 9y89y8. use the drop-down menus to complete the statements below to explain why moira's solution is correct or incorrect.

6y^4 + 3y^4 = 9y^4not 9y^8

so Moira's solution is incorrectbecause with like terms, u add the coefficients but the variables along with their exponents stay the same

Your answer would be ahere is how: perimeter is how long all the sides are. in a rectangle, there are two sets of parallel sides. so, to find this, we would to the following.(15x2)+(4x2)30+838if you have questions ask! and mark me brainliest! i really wanna level up : 3