John starts a saving account with $100. every week he adds $6 to his account. which equation can be used to determine the number of weeks w, after which john's accounts reaches $220?
a)6w + 100 = 220
b)6w - 100 = 220
c)6w + 220 = 100
d)6 + w = 220

Aparking lot is to be 400 feet wide and 370 feet deep. how many standard-sized cars fit in this lot considering a double-loaded (w4) two way traffic set up, an angle of 90° and a sw of 9’ 0’’? (do not consider handicapped parking spaces, and consider 15’ for turning aisles). show your work.

Need so much on this one how many yards?

20 points plus brainliest andwer plus my hover hoard im v desperate ! evaluate the polynomial for x=-2 in the equation -3x^3+7x^2-7x-1 (simplify your answer)