why does it help to subtract problem as an addition problem

Private goods are not rival in consumption, but excludable. rival in consumption and excludable. rival in consumption, but not excludable. not rival in consumption and not excludable vit nam c ch ngha x hi cha evaluate the expression Find the distance between the two points rounding to the nearest tenth (if necessary).(5,-5) and (8,-8) Use the drop-down menus to identify the connotations of the underlined words in the passage 5.1Shown above is a wire that is carrying current in a magnetic field. The magnetic fieldis coming out the plane of the page.What is the direction of deflection of the wire?A) UpwardsB) DownwardsC) To the leftD) To the right HELP!! Use the properties of addition to simplify this expression. 6-8 +6f-2f PLZ HELPPQ: Nitrates are organic compounds that are a main ingredient in fertilizers. When those fertilizers run offinto streams, the nitrates can have a toxic effect onfish. An ecologist studying nitrate pollution in twostreams measures nitrate concentrations at 42 places on Stony Brook and 42 places on Mill Brook. The parallel dotplots display the data. 1. Explain what the dot above 12 in the Stony Brook graph represents. Rain soaks into the soil or runs off into oceans, rivers, and lakes. ___________ which process is this Which fractions are equal to 0.375? identify one way that you can exercise control over heredity and the effect it has on your health What 2 divided by 188 suggest five advices to caution your peers about the consequences of teenage pregnancy Plz help!! Math isnt my thing. Ill give brainliest. YA'LL ARE SMART ! PLEASE HELP! helpppppp meeeeeee plssssss!!!!!!!!!!!!!!!1 Jimmy's dog weighed 60 pounds 4 months ago. Since then his weight has increased by 6% How much does Jimmy's dog weigh now Is this right:) please tell me Gary rents three DVDs each week at Fantastik Flicks. Write an algebraic expression for Wn, the total number of points earned in the nth week -3(-2w+3y-6) whats the answer