What expression below is equivalent to 3a + 12? 3(a + 12)
В.
3(a + 4)
C.
15 + a
D.
15a

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

What is the graph of the absolute value equation ? y=|x|-5