Which equation is an example of a synthesis reaction? a. cao + co2 → caco3 b.2nacl → 2na + cl2 c. hcl + naoh → nacl + h2o d. mgi2 + cl2 → mgcl2 + i2

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?