<p>A plain prata costs $$(x+3y)$, an egg prata costs $$(2x+y)$, and a cheese prata costs $$(3x-y)$. Joshua and Alex are eating together, Joshua orders $2$ plain prata, $2$ egg prata, and $1$ cheese prata. Alex orders $3$ plain prata and $3$ egg prata.</p>
<ol class="abc-list"><li><div class="list-item-paragraph">Write an expression for the cost of Joshua and Alex's meals.</div></li><li><div class="list-item-paragraph">Whose meal costs more?</div></li><li><div class="list-item-paragraph">Calculate the the value of $y$ if the difference in their meals' prices is $\$0.50$</div></li></ol>

A plain prata costs $$(x+3y)$, an egg prata costs $$(2x+y)$, and a cheese prata costs $$(3x-y)$. Joshua and Alex are eating together, Joshua orders $2$ plain prata, $2$ egg prata, and $1$ cheese prata. Alex orders $3$ plain prata and $3$ egg prata.

Write an expression for the cost of Joshua and Alex's meals.

Calculate the the value of $y$ if the difference in their meals' prices is $$0.50$

Algebraic Expressions, Equations, and Formulae - Addition and Subtraction of Algebraic Fractions

Question 9ee04203