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What are the domain and range of the function f(x)= 7 X+5?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]