You are supposed to use the third option: 3n2 + 6n + 5 = 116.
Take a look at the attachment to see how I got that solution.
Hope it helps! :)
Answer:
3x-8y+40z
Step-by-step explanation:
Solve the equation by substitution method.
To get b-2-3b=4. Then you substitute b into simplest to get, b=-3. Repeat the same process with a to get, a=-5. So your answer would be (-5, -3)
Answer:
x - = answer: x = +
x - = - answerx = - +
x + = - answer x = -
+x = answer x =
x - = - answer x = - +
the only equation is x + = -
10. 10
11. -2.8
Hope u enjoyed xD