Solve for x: -2x + 1 = -6

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

What is the value of the expression below? 148+(-6)| + |– 35= 7|

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no