x+7 = 2x 2x = x+7 2x-x = 7 x = 7
It is an equation and the value of x is 1
Standard. You need a linear equation in two variables for slope-intercept form.
Yes.
1
x+7 = 2x 2x = x+7 2x-x = 7 x = 7
7
Yes, y = 4x + 7 is a linear equation.
It is an equation and the value of x is 1
Standard. You need a linear equation in two variables for slope-intercept form.
No, it is not.
Yes.
7
9
1
It is -7.
2x+7=3 is an equation. However, 2x=-4 is equivalent. So is x=-2. And an infinite number of others.