Gabby and sydney bought some pens and pencils. gabby bought 4 pens and 5 pencils for 6.71. sydney bought 5 pens and 3 pencils for 7.12. find the cost of each.

What expression is equivalent to log3(x+4)

Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y