Answer:
x = - 15
Step-by-step explanation:
+
= -
( multiply through by 9 to clear the fractions )
x + 3 = - 12 ( subtract 3 from both sides )
x = - 15
5x4=20 i think this is the right one
Answer: B) 18° C
Step-by-step explanation:
21+(-3) = 21 - 3
= 18
It will fall betwenn the square root of 169 which is 13 and 196 is 14