1+4=5 2+5=7 3x6=18 8+11=19
Answer:
3
Step-by-step explanation:
Don't know how to explain it I just know that 27 has a perfect cube of 3.
You would follow the order of operations
Parentheses
Exponents
Multiply/Divide
Add/Subtract
if it is multiply or divide, go from left to right. do the same if it is addition or subtraction
4000/10x2+4-8
first, do 4000/10
400x2+4-8
then do 400x2
800+4-8
then do 800+4
804-8
796
rounding to the nearest tens would make it 800
because 9 rounded up is 10
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