If x + 3 is a multiple of 3, which of the
following is not a multiple of 3?
(a) x
(b) x + 6
(c) 6x + 18
(d) 2x + 6
(e) 3x + 5

Nine more than four times a number is the same as one less than twice the number. find the number?

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2