Share
Explore BrainMass

# Fraction equations

Look what stress does. I submitted the wrong problems to you for help. Please help me with the following 18 problems - I submitted the incorrect problems.

#17)

2x + 3
--------
x^2 - 16

#33)

w^2 - 49
---------
w + 7

#77)

2x^12
-------
4x^3

#87)

-2x - 4
-----------
x^2 - 5x +6

#21)

2x + 2y . 15
------- -------
7 6X + 6y

#67)

a^3b^4 . a^5b^7
------ ------
-2ab ab

#73)

a^2 - 2a + 4 . (a + 2)^3
------------ ---------
a^2 - 4 2a + 4

#17)

-9z = ?
--- -----
2aw 8awz

#63)

4 , 5
----- ------
a - 6 6 - a

#9)

1 - 5
-- --
6 6

#27)

q - 1 - 3q - 9
----- ------
q - 4 q - 4

#37)

m + m
--
5

#53)

2 1
----- + ------
a - b a + b

#59)

4 + 4
----- -----
a - b b - a

#43)

1/2 + 1/4x
----------
x/3 - 1/12x

#27)

x = 5
-- -----
2 x + 3

#39)

1 + 3y = 6
--- ------
y -2 y - 2

#47)

5 = 5
--- ---
x 5

#### Solution Preview

Algebra - College Mathematics

===============================================================

#17)

2x + 3 (2x+3)/[(x+4)(x-4)]
-------- =
x^2 - 16

====================================

#33)

w^2 - 49
--------- = (w+7)(w-7)/(w+7) = w-7
w + 7

=========================================

#77)

2x^12
------- = x^9/2
4x^3

============================

#87)

-2x - 4
----------- = -2(x+2)/[(x-2)(x-3)]
x^2 - 5x +6

========================================

#21)

2x + 2y . 15
------- ------- = 30(x+y)/[42(x+y)] = 5/7
7 6X + 6y ...

#### Solution Summary

This provides several examples of solving equations with fractions.

\$2.19