-45x-30y=30
45x-17y=17
If any of you can answer I will thank you!!

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

How many grams the dog will eat in 3 days?