(15points&brainliest) Elliot drew this model to solve the problem -3+4 but then realized he made a mistake.

1. What addition problem is represented by Elliot's model?
2. Draw a correct model for the addition problem -3+4.
3. Explain what each part of your model represents and use the model to find the sum.

Answers:
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If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5

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!