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Solve the system of equations.

{:[3x+4y=-23],[x=3y+1],[x=],[y=]:}

Solve the system of equations.\newline3x+4y=23x=3y+1x=y= \begin{array}{l} 3 x+4 y=-23 \\ x=3 y+1 \\ x= \\ y= \end{array}

Full solution

Q. Solve the system of equations.\newline3x+4y=23x=3y+1x=y= \begin{array}{l} 3 x+4 y=-23 \\ x=3 y+1 \\ x= \\ y= \end{array}
  1. Given Equations: We are given a system of equations:\newline3x+4y=233x + 4y = -23\newlinex=3y+1x = 3y + 1\newlineWe need to find the values of xx and yy that satisfy both equations simultaneously.\newlineLet's use the substitution method to solve the system. We can substitute the expression for xx from the second equation into the first equation.
  2. Substitute xx into first equation: Substitute x=3y+1x = 3y + 1 into the first equation:\newline3(3y+1)+4y=233(3y + 1) + 4y = -23\newlineNow, let's expand and simplify the equation.\newline9y+3+4y=239y + 3 + 4y = -23\newlineCombine like terms:\newline13y+3=2313y + 3 = -23
  3. Simplify the equation: Subtract 33 from both sides of the equation to isolate the term with yy: \newline13y+33=23313y + 3 - 3 = -23 - 3\newline13y=2613y = -26\newlineNow, divide both sides by 1313 to solve for yy:\newliney=26/13y = -26 / 13\newliney=2y = -2
  4. Isolate y term: Now that we have the value of yy, we can substitute it back into the second equation to find xx:
    x=3y+1x = 3y + 1
    x=3(2)+1x = 3(-2) + 1
    x=6+1x = -6 + 1
    x=5x = -5