Rązwiąż układ równań metodą podstawiania
-3x +y = -14
4x +3y = 10
-3x + y = -14
4x + 3y = 10
y = 3x - 14
4x + 3(3x -14) = 10
4x + 9x - 42 = 10
y = 3x -14
13x = 52 /:13
x = 4
y = 3 * 4 - 14
y = 12 - 14
x =4
y = -2
4x +3( 3x-14) = 10
4x + 9x – 42 = 10
y = 3x – 14
13x = 10 + 42
13x = 52 /: 13
y = 3 * 4 – 14
y = 12 – 14
y = - 2
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-3x + y = -14
4x + 3y = 10
y = 3x - 14
4x + 3(3x -14) = 10
y = 3x - 14
4x + 9x - 42 = 10
y = 3x -14
13x = 52 /:13
y = 3x -14
x = 4
y = 3 * 4 - 14
x = 4
y = 12 - 14
x =4
y = -2
x = 4
-3x +y = -14
4x +3y = 10
y = 3x -14
4x +3( 3x-14) = 10
y = 3x -14
4x + 9x – 42 = 10
y = 3x – 14
13x = 10 + 42
y = 3x -14
13x = 52 /: 13
y = 3x -14
x = 4
x = 4
y = 3 * 4 – 14
x = 4
y = 12 – 14
x = 4
y = - 2