Brett has a $30 online gift voucher. he plans to buy as many books as he can . the cost of each book is $4. there is also a single shipping charge of $2. how many books can he afford without spending more than his gift voucher amount?

7

Step-by-step explanation:

30 >or equal to  4x + 2

Solve for x

28 > or equal to 4x

x > or equal to 7

hey seth! : )

i’m not 100% sure, but i think it’s b

hope this ya : p

miss u!

- nicole

y=-2.5x+12.5

step-by-step explanation:

5y=2x+10

y=0.4x+2

slope=-2.5

5=-2.5*3+b

b=12.5