Pls halp i give 15 points

What is the sum of the expression shown below? (x + 5) + (x² − 6x + 20) Select one: A. x2 − 5x + 25 B. 2x2 + 9x − 15 C. x2 + 6x + 15 D. 3x2 + 4x + 25

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog