Write the slope intercept from of the equation of the line that passed though the given points. (−1,−2)and(1,−4) choices
y = 6/0x -3
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y = -x -3
y = x + 3

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?