what are the rules and steps for adding integers with the same signs? write an example to represent the rules

The mean of people in the sample of households of 7th-grade students is 4.3. The mean of people in the sample of households for 8th-grade students is 4.5. What might Principal Coleman infer or predict about the entire population based on the data?

3/4 n + 7 = 28 - n n=?

A How does matter change from one state to another? B How is melting similar to solidification? How is it different?

4 teachers share 3 gallons of paint. How much paint does each teacher get?

21x + 7 In distributive property

Harry drives a delivery van and has several deliveries to make. He is in Horseshoe Bay and has a delivery to make in Highcliffe. What is the approximate distance (to the nearest kilometre), by road, between Horseshoe Bay and Highcliffe?

600,000+80,000+10 in a form

See an algebraic equation to solve the problem. The sides of a triangle are in the ratio 3 : 4 : 5. What is the length of each side if that perimeter of the triangle is 90 cm?

You are ordering packaging for a product. Should you be more concerned with volume or surface area?

Use the drop-down menus to complete each equation so the statement about its solution is true. No Solutions 2x+9+3x+x= One Solution 2x+9+3x+x= Infinitely Many Solutions 2x+9+3x+x=