Answer:
173/1000
Step-by-step explanation:
7x - (25x^2 + 12x) = 7x - 25x^2 - 12x = -25x^2 - 5x
1. 50
2. 154
3. 28
These would be your answers
Answer:
11
Step-by-step explanation:
5x+15+20=90
5x+35=90
-35 from both sides
5x=55
divide both sides by 5
x=11