2b^2+9
when b=3
First we have to replace b by the number giving
2(3^2)+9
(2)(9)+9
18+9
= 27
I hope that's help !
<span>11/100 + 16/10 equals 1.71, or as a fraction, 1 71/100.</span>
9 would be the right answer because -3 ^2 is 6 and 6 times 2 is 12 plus -3 is 9. so 9 is your final answer
Answer:
The number of children's tickets bought was 300 and the number of adult tickets bought was 700
Step-by-step explanation:
Let
x ----> the number of children's tickets bought
y ----> the number of adult tickets bought
we know that
-----> equation A
-----> equation B
Solve the system by substitution
substitute equation A in equation B
solve for x
<em>Find the value of x</em>
therefore
The number of children's tickets bought was 300 and the number of adult tickets bought was 700
Answer:
x-4,y-3
Step-by-step explanation:
left = negative , down = negative