Answer:
3
Step-by-step explanation:
12 / 4 = 3
4 can go into 12 three times, so the fraction 12/4 is equal to 3
Answer:
541
Step-by-step explanation:
550-120+200-89=541
X+8y=18
-5x+3y=-4
Multiply the first equation by 5
Add the two equations together
5x+40y=90
-5x+3y=-4
43y=86
Y=2
Plug y into one equation to find x
X+16=18
X=2
Answer:
aⁿ=4(−1)ⁿ⁻¹/3ⁿ
Step-by-step explanation:
use the formula an=a1rⁿ⁻¹
aⁿ=4(−1)ⁿ⁻¹/3ⁿ
