2Ecuion a a In Exercises 35-36, an isosceles triangle containing two angles with equal measure is shown. The degree measure of each triangle's three interior angles and an exterior angle is represented with variables. Find the measure of the three interior angles. s ex cinema ound. The per pound to form a ventory of 35. ach kind of ure selling х 2х - 30 y у ound with fa mixture s of raisins 36. nickels and ermine the the purse. X 3x+15 У, dimes and ermine the the purse. 37. A rectangular lot whose perimeter is 220 feet is fenced along three sides. An expensive fencing along the lot's length costs $20 per foot, and an inexpensive fencing alon! the two side widths costs only $8 per foot. The total cost of the fencing along the three sides comes to $2040. Wha can travel e opposite the th are the lot's dimensions? ctangular lot whose perimeter is 260 feet is fenced three sides. An expensivn h coșts $16

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Percentage

A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.

Algebraic Expressions

In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.

Numbers

Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.

Subtraction

Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.

Addition

Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.