Answer:
x=1
Step-by-step explanation:
11=11x
divide
x=11/11
x=1
Answer:
Yes
Step-by-step explanation:
Because 9, 12, and 15 are Pythagorean triples
Hmmm. 20 or 30 so the teacher will count the rest,if a student guessed, wrong or right
(X+12) + 140 = 180
X + 12 + 140 = 180
X + 152 = 180
X = 180 - 152
X = 28