The sum of two numbers, x and y, is 142. their
could be used to find the numbers?
nbers,
and y, is 142. their difference is 14. which system of equations
x + 142 = y
+
18.64
x + y = 142
y = 14
b.
- 14 = y
c
x - y = 142
x + y = 14
d.
14
x=142 + y
y = 14- x
+

6, 10

9, -13

12, -21

18, -23

step-by-step explanation:

you just add 6 to the x-coordinate and subtract 10 from the y-coordinate.

m a t h w a y. c o m

step-by-step explanation:

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.  

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.