Answer:
A
Step-by-step explanation:
-x + 2y = 8
5x + 2y = -4
+ x. -2y. -8
6x = -12
÷6. ÷6
x = -2
5(-2) + 2y = -4
-10 + 2y = -4
+10. +10
2y = 6
÷2. ÷2
y = 3
<span>The lowest common denominator of 5/42 and 7/30 is 210.</span>
HEY mate here is pratyush from India for your help...
the answer is with the attachment
hope it helps you..
Answer:
x = - 
Step-by-step explanation:
Radical roots occur in pairs, that is
x =
is a root then so is x = - 
Answer:
45
40 percent (calculated percentage %) of what number equals 18? Answer: 45.