Answer:
13/14
Step-by-step explanation:
3/7+1/2
LCM = 14
6/14+7/14=13/14
65 x6 = 390
80 x 3= 240
390+240 = 630
Answer: 2x
2
+5x−3
Step-by-step explanation:
2x
2
−x+6x−3
2x
2
+(−x+6x)−3
Answer:
1) ; 2)
Step-by-step explanation:
1) Using the Power of a Fraction Rule ,
, which can just be simplified to .
2) Using the Negative Exponent Rule, ,
, which can be simplified to .