Rowan raised $640 in a charity walk last year. this year he raised 15% more than he raised last year. how much money did rowan raise this year?

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

Divide: 1573 ÷ 7 = a) 222 r5 b) 223 r6 c) 224 r5 d) 224 r3

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