The work of a student to find the dimensions of a rectangle of area 8 + 12x and width 4 is shown below: step 1: 8 + 12x step 2: 4(4) + 4(8x) step 3: 4(4 + 8x) step 4: dimensions of the rectangle are 4 and 4 + 8x in which step did the student first make an error and what is the correct step? (1 point) step 2; 4(2) + 4x(2) step 2; 4(2) + 4(3x) step 3; 4 + (4 + 8x) step 3; 4 + (4 ⋅ 8x)

Oliver had $50 on the day before his birthday. after he recived some money for his birthday , he had $75. write and solve eqaution to find how much money oliver received for his birthday. x+50=75

Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?