Express 90 as the product of its prime number in order

What is the solution of the systems of equations? y=2/3x+3 x=-2

X+y=-4 x-y=2 use elimination with adding and subtraction

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.