Answer: The answer is x=10
3 feet is equal to one yard
3 feet is equal to 36 inches
Answer:
-400
Step-by-step explanation:
20 + 14 + 8 + ... + (-70) =
= (-6·1+26)+(-6·2+26)+(-6·3+26)+...+(-6·16+26) =
= -6·(1+2+3+...+16)+26·16 =
= -6·16·17/2+26·16 =
= -6·8·17+26·16 =
= -816+416 =
= -400
Answer:
10/4
Step-by-step explanation:
Randomthing2143 is right
