How do I solve for the variables r, s, and t

At sunrise, the temperature was - 10.5°C. During the day, the temperature rose 5.2°C and then fell 3.6°C. What was the final temperature?

What is a mathematical statement that two expressions are equal

Which answer best describes the complex zeros of the polynomial function? f (x) = x^3+x^2-8x-8 The function has two real zeros and one nonreal zero. The graph of the function intersects the x-axis at exactly one location.

3. Kim ran 3 one-mile races, 6 two-mile races, 4 five-mile races, and 1 ten-mile race. What is the mean number of miles Kim ran in the races? Show your work.

Describe the transformations required to obtain the graph of the function f (x) from the graph of the function g (x).

Solve: What is the error? 2 (x+4) - 8=3x+10-4 Student Work: 2 (x+4) - 8=3x+10-4 2x+8-8=3x+6 2x = 3x + 6 -3x -3x x=6

What can you tell about the rate of the two reactions shown in the graph? A. They occurred at the same rate. B. One reaction started before the other. C. They occurred at different rates. D. One reaction prevented the other from taking place.

The sides of a triangle are represented by The expressions 2x ^2+4, 5x^2-6x and 8x+3 determine the perimeter of the triangle

Which number is equivalent to 2 to the 6th power A: 12 B: 32 C: 36 D: 64 I'll give brainliest if i get the right answer.

Write an equation for computing a tip in a restaurant. Does your equation represent a function? If so, what are your choices for the independent and dependent variables? If not, select none in the appropriate blanks.