A rectangle has length c and width 2d. Another rectangle has length 4 and width (5-c). Write a simplified expression of their combined area.

How do you multiply 9•0•3

How do you know if two lines are parallel without a equation?

Sarah makes $10 an hour babysitting and $5 an hour gardening. her goal is to make $80 a week while working 12 hours. how many hours will Sarah have to work at each job to accomplish her goal

By how many grams is 1.3 kg heavier than 700g

What is 24/4 as a mixed number

Apply the law of syllogism to write a new statement based on the following: A → B: If it rains, then football practice will be canceled. B → C: If football practice is canceled, then Patrick will go to the cinema.

If tan 0 = - 3/8 which expression is equivalent to cot0?

How many lines of symmetry does the letter R have?

N//4 = 18/72, what is n

Given a triangle with angles of 23, 90, 67, what type of triangle is it: acute, equiangular, obtuse, or right?