Boys: girls are in a ratio 2: 4 if there are 12 boys how many girls?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

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

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?