If f(x) = 0.5(3 - x), what is the value of f(-3)?
a: 3
b: 1.5
c: 0.5
d: 0

Let w=23 . what is the value of w + 45 ?

Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants

Answer! if you don’t mind, can you explain