The sum of two numbers is 12. The first number, x, is twice the second number, y. Which system of equations could be
used to find the two numbers?
{ x + y = 12
1 x = 2 + y
s x + y = 12
1 X = 2y
o {xy = 12
= 2 + y
O
xy = 12

W-16=-12 solve each one step equation plz

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.

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