<span>2x + y = 3
a: 5
x - 2y = -1
a: 2
If equation one is multiplied by 2 and then the equations are added, the result is _____.
3x = 2 this is the answer
3x = 5
5x = 5</span>
Answer:
Step-by-step explanation:
¿A qué se llamó feudalismo? ¿Dónde y cuándo se desarrolló?
B is the correct answer i think
Jessica's heart beats about 3,600 heart beats per hour
Answer:
The solution is t = 1
Step-by-step explanation:
we have:
16 - 2t= t + 9 + 4t
or 16 - 2t = 5t + 9
-2t - 5t = 9 - 16
and
- 7t = -7
or t = -7/-7
t = 1
The solution is t = 1