12x - 9y = 6, 12x + 20y = 64
29y = 58
y = 2
x = 2
One.
one
5x = 3x + 16Taking the 3x to the left side of the equation and changing its sign5x - 3x = 162x = 16Divide by 2x = 8
From second equation: y = 8 + 2xSubstitute for y in first equation: 3x + 16 + 4x = 2ie 7x = -14ie x = -2 and y = 4
In the equation 3x plus 7 equals 13, x is equal to 2.
One.
one
no
5x = 3x + 16Taking the 3x to the left side of the equation and changing its sign5x - 3x = 162x = 16Divide by 2x = 8
From second equation: y = 8 + 2xSubstitute for y in first equation: 3x + 16 + 4x = 2ie 7x = -14ie x = -2 and y = 4
undefined.
3x + 2y = 8 This is an equation. It could be the equation of a line.
50, 53, 59
In the equation 3x plus 7 equals 13, x is equal to 2.
Point slope equation: Y=3X+12
3x-6y=-8
x=6