When jill woke up, the temperature was -3 c. by noon the temperature had increased by 8 c. which expression represents the temperature at noon? 3+8 -3-8 -3+8 3-8

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.