Answer:
I would multiply the first equation by −4 and the second by 3 and add together the two equatins (in columns): ... Step 2. Prepare the equations. Multiply every term in each equation by a ... Subtract Equation (4) from Equation (3). ... How do you solve the system 5x−10y=15 and 3x−2y=3 by multiplication?
Answer
Elena must have substracted 1/2x from both sides of the equation.
Lin must have multiplied both sides of the equation by 2
Explanation
The equation given is
For Elena to have arrived at
Then Elena must have substracted 1/2x from both sides of the equation.
That is;
For Lin to have arrived at
It shows Lin must have multiplied both sides of the equation by 2
That is;
Answer:
DO you speak english
Step-by-step explanation:
Pedro has 1200.00
Juan has 400.00
Antonio has 600.00
Answer:
8 hundred dollars
Step-by-step explanation:
The break even value means zero profit or loss over the five years period. So if 2017 profit is x, then we get:
- 2.5 + 1.4 - 3.3 - 1.4 + x = 0
- x - 0.8 = 0
- x = 0.8 thousands of dollars
- x= 800 dollars
