The expression c+0.07c gives the cost of an item including the tax of 7%. simplify the expression.

1.07*c is the simplified equation

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.