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Jeffry Ortiz
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∙ 9y agoThe variable is x.
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What is an expression that contains one variable?
5+3x(7-2)
Simplify the variable expression which is 6x plus 1 plus 7-3x.?
3x + 8
24x square plus 17x-20?
It is a quadratic expression in the variable x.
What is value of an expression?
When you have an algebraic expression with variables in it, you need to know the the value of each variable. The value of the expression is found by replacing the variables with their values and simplifying. For example, evaluate 2xy-3x if x=5 and y=-1. 2xy-3x = 2*5*(-1) -3*5 = -10-15 = -25.
What is an expression with one variable?
3x+2 x is a variable. A variable is a symbol (x, y, etc...) that does not have an assigned value.
What does cube in algebraic expression mean?
it means you multiply the number or variable by it self three times.For example,43 = 4*4*4 = 6453 = 5*5*5 = 125x3 = x*x*x3x3 = 3*x*x*x(3x)3 = 3x*3x*3x= 27x3
What is -3x-5-14?
It is an expression that is equivalent to -3x-19.
What is the variable in the expression 7s -5?
12
A mathematical phrase that includes one or more variables?
A variable expression.
What is 5(-4) plus 3x?
It is an expression that can be simplified to: 3x-20
Generating equivalent expression 3x-9 plus 3x plus 5?
The equivalent expression of 3x-9 plus 3x plus 5 is negative 4.
What is a subsitute given value for each variable in an algebraic expression?
Say you have an algebraic expression y = 3x +4 For a given value of x = 5 substitute that number in place of x in the expression, so in this case y = 3(5) + 4 = 19
