If all the angles add up to 90 degrees then you can set the equation 7x-9*2x=90
Simplify
9x-9=90
Plus 9 both sides
9x=99
Divide by 9 on both sides
X=11
Answer:
A=14cm²
Step-by-step explanation:
A=hbb
2=7·4
2=14cm²
I did 15/5 which equaled 3.
Paige walked her dog 3 times each day
A. 2860
180 x 12 (months in a year) = $2160
$2160+700= $2860
Answer:
a. 1 b. 3/5 or 60%
Step-by-step explanation:
number of favourable events/number of total events
3x/5x = 3/5
