Answer:
40x-24y
Step-by-step explanation:
Answer:
21
Step-by-step explanation:
You can write it as x="a number".
x - 7 = 14
so 7 + 14 = x
so 21 = x
"A number" is 21.
Answer:
w=4
Step-by-step explanation:
The area of a rectangle is given by
A = l*w
The area is 40 and the length is 10
40 = 10*w
Divide each side by 10
40/10 = 10w/10
4 =w
Answer:
Step-by-step explanation:
22
Answer
1-right
2-not a triangle
3-acute
4-obtuse
5-right
6-obtuse
7-acute
Step-by-step explanation: