Answer:
Step-by-step explanation:
40% of 780 = 312.
780- (312+180)
= 288
(replace the variables) 6(9)-2(5)^2
(simplified) 54-10^2.... 54-100=-46
Commutative means 'you can swap them'. I.e., a+b = b+a, addition is commutative. Subtraction is not.
The first answer: <span>2(6a − 3) = (6a − 3) ⋅ 2 is an example where 2 and (6a-3) are the factors that can be swapped, because multiplication is commutative.</span>
Answer:
6
Step-by-step explanation:
There are 6 possible out comes
The coin can be either heads or tails
The marble can be either red yellow or blue
Outcomes
Heads Red Heads yellow Heads Blue
Tails Red Tails yellow Tails Blue
The perfect square are the squares of the whole number 1,4,9,16,25,36,49,64,81,100 here are the square roots of all the perfect from i to 100 1. estimate first get as close as you can by finding two perfect square roots your number is between