Both fractions in the expression 1/3+1/3 are examples of what

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

Bring the fraction a/a-4 to a denominator of 16-a^2

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.