In the diagram, the measure of angle 1 is (3x), and the measure of angle 2 is (12x)".
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What is the measure of angle 4?

Solve the system of equations. y= 2x y= x^2 - 15

Translate this phrase into an algebraic expression. 21 more than twice goran's savings use the variable g to represent goran's savings. need to know fast.

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1