Answer: 13 and 8
Step-by-step explanation:
13+8=21
13-8=5
All I did was trial and error. Plus, it helps to set up an equation : x+x=21, x-x=5
Answer:
11.7-11y
Step-by-step explanation:
3−4y+(−7y)+8.7
3-4y-7+8.7
11.7-4y-7y
11.7-11y
17q you have to subtract to get the answer
A = 6(1/3)²
A = 6(1/9)
A = 6/9 or 2/3
Hope this helps :)
Answer:
Step-by-step explanation:
We know a triangle adds up to 180 so:
75+36+ ? = 180
111+ ? =180
? = 69
To find out x, we know that a straight line adds up to 180 so again:
x +69 = 180
x = 111
