Solution - Adding, subtracting and finding the least common multiple
Step by Step Solution
Reformatting the input :
Changes made to your input should not affect the solution:
(1): "11.3" was replaced by "(113/10)". 2 more similar replacement(s)
Rearrange:
Rearrange the equation by subtracting what is to the right of the greater than sign from both sides of the inequality :
(65/10)+2*x-(-(113/10))<0
Step by step solution :
Step 1 :
113
Simplify ———
10
Equation at the end of step 1 :
65 113
(—— + 2x) - (0 - ———) < 0
10 10
Step 2 :
13
Simplify ——
2
Equation at the end of step 2 :
13 -113
(—— + 2x) - ———— < 0
2 10
Step 3 :
Rewriting the whole as an Equivalent Fraction :
3.1 Adding a whole to a fraction
Rewrite the whole as a fraction using 2 as the denominator :
2x 2x • 2
2x = —— = ——————
1 2
Equivalent fraction : The fraction thus generated looks different but has the same value as the whole
Common denominator : The equivalent fraction and the other fraction involved in the calculation share the same denominator
Adding fractions that have a common denominator :
3.2 Adding up the two equivalent fractions
Add the two equivalent fractions which now have a common denominator
Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible:
13 + 2x • 2 4x + 13
——————————— = ———————
2 2
Equation at the end of step 3 :
(4x + 13) -113
————————— - ———— < 0
2 10
Step 4 :
Calculating the Least Common Multiple :
4.1 Find the Least Common Multiple
The left denominator is : 2
The right denominator is : 10
Prime Factor | Left Denominator | Right Denominator | L.C.M = Max {Left,Right} |
---|---|---|---|
2 | 1 | 1 | 1 |
5 | 0 | 1 | 1 |
Product of all Prime Factors | 2 | 10 | 10 |
Least Common Multiple:
10
Calculating Multipliers :
4.2 Calculate multipliers for the two fractions
Denote the Least Common Multiple by L.C.M
Denote the Left Multiplier by Left_M
Denote the Right Multiplier by Right_M
Denote the Left Deniminator by L_Deno
Denote the Right Multiplier by R_Deno
Left_M = L.C.M / L_Deno = 5
Right_M = L.C.M / R_Deno = 1
Making Equivalent Fractions :
4.3 Rewrite the two fractions into equivalent fractions
Two fractions are called equivalent if they have the same numeric value.
For example : 1/2 and 2/4 are equivalent, y/(y+1)2 and (y2+y)/(y+1)3 are equivalent as well.
To calculate equivalent fraction , multiply the Numerator of each fraction, by its respective Multiplier.
L. Mult. • L. Num. (4x+13) • 5 —————————————————— = ——————————— L.C.M 10 R. Mult. • R. Num. -113 —————————————————— = ———— L.C.M 10
Adding fractions that have a common denominator :
4.4 Adding up the two equivalent fractions
(4x+13) • 5 - (-113) 20x + 178
———————————————————— = —————————
10 10
Step 5 :
Pulling out like terms :
5.1 Pull out like factors :
20x + 178 = 2 • (10x + 89)
Equation at the end of step 5 :
2 • (10x + 89)
—————————————— < 0
10
Step 6 :
6.1 Multiply both sides by 10
6.2 Divide both sides by 2
6.3 Divide both sides by 10
x+(89/10) < 0
Solve Basic Inequality :
6.4 Subtract 89/10 from both sides
x < -89/10
Inequality Plot :
6.5 Inequality plot for
2.000 X + 17.800 < 0
One solution was found :
x < -89/10How did we do?
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