Solve each equation algebraically. Show all the steps below. 1. -12n - 19 = 77

2. 16 + 3f = 14

3. 15t + 4 = 49

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Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table