Answer:
c ?
Step-by-step explanation:
Answer:
the right answer is a) 23
Step-by-step explanation:
because when we analyze the sequence it is observed that all the numbers are added the value of 3, therefore when arriving at position 10 the sum is 23
Answer:
That would be approximately 4.47.
Answer:
15+15+15+2+2+2+2=(3×15)+(4×2)=45+8=53
Answer:
(-4,4)
Step-by-step explanation:
-5x-10y=-20
10x+10y=0
divide both sides by 2
-5x-10y=-20
5x+5y=0
that makes
-5y=-20
divide both sides by -5
y=4
now substitute 4 for y
10x+10 x 4=0
multiply
10x+40=0
subtract
10x=-40
divide
x=-4