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Level 199

Linear Equations


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1.) Read the word problem carefully to get an overview.
When solving word problems, it is important to break down the problem to understand it.
Equation
A mathematical sentence that contains an equals sign
n + 50 = 188
The sum of a number and fifty is one hundred eighty-eight.
2 + 2n = 5
Two more than two times a number is five.
n / 7 = 5
Five equals the quotient of a number and seven.
5 + n = 39
The sum of five and a number is thirty-nine.
30 = 3n - 5
Thirty is five less than triple a number.
x / (-8) + 3 = 27
The quotient of a number and negative eight, increased by three, is twenty-seven.
Variable
an alphabetic character representing a number, called the value, which is either arbitrary or not fully specified or unknown. It is usually a letter like x or y.
Solution
The value or values that make an equation or inequality true.