Answer:
See below
Step-by-step explanation:
-17i ' i ' stands for 'imaginary'
<u> this is a negative imaginary number </u>
Answer:
-2a²
Step-by-step explanation:
The question is 2a × -a
This means 2a(-a)
= -2×(a×a)
=-2(a²)
=-2a²
Answer:
B) 3
Step-by-step explanation:
add 5 to both sides, 4x=12
divide both sides by 4, x=3
Answer:
Step-by-step explanation:
how we supposed to do it , when we cant control it
Call x is the number of girls in the classroom.
12/120 = 25/x
x = 120*25/12
x=250
Answer 250 girsl