Well if u think about it 2x3=6, 5x2=10,8x2=16, so pretty much what u are doing u are multiplying by 2
Answer:
8x
Step-by-step explanation:
3x+5x=(3+5)x
=8x
Assignment: 
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Answer: 
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Explanation: 
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[ Step One ] Switch Sides

[ Step Two ] Expand 

[ Step Three ] Rewrite Equation

[ Step Four ] Add 8 To Both Sides

[ Step Five ] Simplify

[ Step Six ] Divide Both Sides By -1

[ Step Seven ] Simplify

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Answer:
D
Step-by-step explanation:
The rest you can elimate because of obvious inferring and reasoning so process of elimination
Answer:
7/30
Step-by-step explanation:
The difference means subtracting so 14/15 - 7/10 = 7/30 or decimal form is 0.23