A (103)(109)
=103*109
=(10*10*10)*(10*10*10*10*10*10*10*10*10)
=10*10*10*10*10*10*10*10*10*10*10*10
=1012
=1000000000000
c.1e+23
= - 4.2x + 3 + 2.5x - 6
= 2.5x - 4.2x + 3 - 6
= - 1.7x - 3
Hey there! :)
Answer:

-1/5n + 7 = 2
Start by subtracting 7 from both sides:
-1/5n + 7 - (7) = 2 - (7)
-1/5n = -5
Multiply both sides by the reciprocal of -1/5, or -5.
(-5) · (-1/5n) = (-5) · (-5)
n = 25
Answer:
25% would be the answer
Step-by-step explanation: