Seudónimo Seudónimo

24-02-2015
Mathematics

contestada

2 3/4a=19 1/4
How do I find equation

Respuesta :

apologiabiology apologiabiology

24-02-2015

so first convert 2 3/4 to improper fraction
2 3/4=8/4+3/4=11/4

11/4a=19 1/4
convert 19 1/4 to improper
19 1/4=76/4+1/4=77/4

11/4a=77/4
multiply both sdie sby 4
11a=77
divide by 11
a=7

Answer Link

Otras preguntas

The movement of molecules through a plasma membrane channel protein is always _____. see section 6.

WhAt the difference between a rock and a mineral

If you can easily see the different parts that make up a mixture, you know that it is a __________ mixture. * answer

Based on the abbreviations, translate the following ads into fully spelled-out sentences. The final sentence should state how many rooms each house probably has

How is blood pressure produced?

A stack of 20 identical boxes the stack is 140cm take 3 of top how tall is the stack now

are the graphs of the lines in the pair parallel? Explain. y = 5x + 6 –18x + 3y = –54

The following chemical equation is classified as a ______________. CaCO3 → CaO + CO2 *

A family has two cars. the first car has a fuel efficiency of 40 miles per gallon of gas and the second has a fuel efficiency of 35 miles per gallon of gas. dur

10 descriptive words that describe the topic: less traffic