Answer:12
Step-by-step explanation:
36:3=12
Answer:
x = -7
Step-by-step explanation:
3x + 13 = -2x - 22
subtract 13 from both sides
3x = -2x - 35
Add 2x to both sides
5x = -35
Divide each side by 5
x = -7
Answer:
45
Step-by-step explanation:
× 90 = 45
Decrease means to subtract the amount by 45, then
90 - 45 = 45
Add them all up.
A triangle has 3 sides, and you said each side is 3. So:
3+3+3 = 9