Answer:
LCM =210
Step-by-step explanation:
Answer:
n * 7
7n
Step-by-step explanation:
both are multiplying 7 and the number n
Answer:
X=-1
Step-by-step explanation:
3x-6=-9
3x=-9+6
3x=-3
x=-1

The answer is (3) -5 and 5.
Answer:
y = √{(a - x)/2b}
Step-by-step explanation:
x=a-2by²
2by² = a - x
divide through by 2b
y² = (a - x)/2b
y = √{(a - x)/2b}