12. Simplify an expression for the perimeter of the rectangle.
17.4x - 0.8 cm
6x cm
Perimeter:

What’s the numerical coefficient of 6xy

The slope of a line is –2 and its y-intercept is (0, 3). what is the equation of the line that is parallel to the first line and passes through (2, 2)? a. 2x + y = 6 b. y = –2x + 3 c.y=1/2x +6 d.y=-2x-6

What is the value of the expression below? (81^2)^1/8