Answer:
I believe it is A
Step-by-step explanation:
I dont quite remember the formula, but I belive that 30 would be correct because if im remembering correctly the formulas are "a + b = c" and "c - (a/b) = (a/b)
a/b = a or b, depending what they give you
The third set is equivalent to
2x + y = 2
2x + y = -2
clearly inconsistent.
Answer:
y=x^4
Step-by-step explanation:
the equation is multiplying by 4 for every x value
3 days : 1 week
1 week = 7 days
therefore 3 days : 1 week = 3 days : 7 days = 3 : 7
