R(x) = 20x 0,004x² = C(x)800+ 2x + 0.001x²

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Which point is a solution to y s 4x + 5?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t