Answer:900
Step-by-step explanation:
900/9=100
100x9=900
Answer:
a) 32
b) 
Step-by-step Explanation:
Initial pattern has 7 sticks.
Second one has 7+5 sticks.
Third has 7+5+5 sticks.
.
.
.
Sixth has 7+5+5+5+5+5=32 sticks.
$n^{th}$ has $7+ 5(n-1)$ sticks.
You simply multiply all the options
3x2x3= 18 possibilities
Answer:x=6
Step-by-step explanation:
Are they supposed to be quadratic equations? Is it x^2 +3x -4 etc?