Answer:
Step-by-step explanation:
x + 3y = 1
-3x - 3y = -15
-2x = -14
x = 7
7 + 3y = 1
3y = -6
y = -2
(7, -2)
Answer: Both √5 AND √9 are rational.
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<span>Note: "Irrational" means "non-terminating AND non-repeating".
</span>√9 = 3 ; or +3 and -3 ;
√5 = 2.2360679774997897 ;
or 2.2360679774997897 and 2.2360679774997897 .
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Answer: (3,0) and (-12,0)
Step-by-step explanation:
1.5
1.6 repeating
1.75
then it all repeats again