Lines a and b are parallel. what is the value of x?

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.