write a equation 2 solve for x you are only writing the equation they said it was wrong 8x+10 12x -18 or did i do it backwards did I write it backwards was I supposed to start the other numbers or do it can you tell me how to write it without spaces

Choose all answers that apply: a) ab and a’b’ are one the same line. b) quadrilaterals abcd and a’ b’ c’ d’ have the same perimeters. c) points a and a’ have the same coordinates. d) none of the above

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

What are “like terms”? why can we only add like terms?