Answer:
XA = 9
AY = 9
XY = 18
Step-by-step explanation:
hope this helps!!
Answer:
Step-by-step explanation:This is two variables and two equations. x and y will be the two different numbers.
1.x + y =138
2.x= y-20
<em>plug #2 into #1. </em>
(y-20) + y = 138
2y - 20 = 138
2y = 158
y = 79 and plug into #2 and find x.
<h2><em>
x = 79-20 = 59 = x</em></h2>
Answer:
commutative property
Step-by-step explanation:
Answer:
A closed plane figure for which all sides are line segments. The name of a polygon describes the number of sides. A polygon which has all sides mutually congruent and all angles mutually congruent is called a regular polygon. ... Angles are typically measured in degrees or radians.
Step-by-step explanation:
Answer:
yes Cat face minus infinit supra 0!
)lol(
Step-by-step explanation:
