1. Using number line find the values: a) (+3)+(+6) b) (+3)-(-6) c) (- 6)+(-3) 2.Draw a number line and take an example to verify commutative law of addition . 3.Draw a number line and take an example to verify commutative law of subtraction.

Andrea went to the store to buy sweater that was on sale for 40% off the original price it was then put on clearance an additional 25% off the sale price she also use a coupon that saved her an additional five dollars and j did not spend more than $7.60 for the sweater what are the possible values for the original price of the sweater?

Factor the expression using gcf 9b+45

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin