QUESTION IMAGE
Question
- when solving the following system of equations, which variable would be the easiest to solve for?
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$$\begin{cases} 5x + 3y = 22 \\\\ 4x - 2y = 16 \\end{cases}$$
\bigcirc the x in the first equation
\bigcirc the y in the first equation
\bigcirc the x in the second equation
\bigcirc the y in the second equation
Step1: Analyze coefficient simplicity
Check variable coefficients for divisibility.
Step2: Evaluate second equation y
Second equation: $4x - 2y = 16$. The coefficient of $y$ is $-2$, and all terms are divisible by 2, simplifying isolation.
Step3: Compare other variables
First equation variables have coefficients 5 and 3 (no common divisor with constants 22/16). Second equation x has coefficient 4, less simple than y's -2 for division.
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the y in the second equation