Determine if the given problem is an equation or an expression. If it is an equa

FobelloE

FobelloE

Answered question

2021-09-15

Determine if the given problem is an equation or an expression. If it is an equation, then solve. If it is an expression, then simplify. (2x + 1)/3 + (3x - 1)/5 = 1/10

Answer & Explanation

oppturf

oppturf

Skilled2021-09-16Added 94 answers

Step 1
Given,
The problem is 2x+13+3x15=110.
Step 2
An expression is a number, a variable, or a combination of numbers and variables and operation symbols. An equation is made up of two expressions connected by an equal sign.
Hence it is an equation.
Least common denominator ( LCD) is the lowest common multiple of the denominators of a set of fractions.
To solve this rational equation the least common denominator is 30.
Applying LCD through out the equation,
30×2x+13+30×3x15=30×110
10(2x+1)+6(3x-1)=3
20x+10+18x-6=3
Combining like terms,
38x+4=3
38x=-1
x=138
Thus, x=138 is solution of the given equation.

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