What is the factored form of the expression 9x2 + 6x + 1?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Which numbers have the same absolute value? choose all that apply. asap will mark at brainliest

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5