Marc costs $29.75 a week to feed his dog. About how much does it cost him to feed his dog for three weeks if the cost increased by $4.40 a week

Cameron made 1 loaf of bread. his family ate 4/6 of the loaf of bread. how much of the loaf of bread remains? /

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side