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The important thing to note is that multiplication is just repeated addition. Thus nine x can be written as x+x+x+x+x+x+x+x+x. And we want to add another x onto the end of that. This can then be simplified back to the multiplication 10x. Therefore an equivalent expression to 9x+x is 10x
What else can I help you with?
Select the expression that is equivalent to (x plus 4)2.?
what is equivalent to (x plus 4)2
What is an equivalent expression to 7(x plus 4)?
7x + 28
Why is the expression 3x equivalent to the expression x plus x plus x?
when you say 3x, you mean that there are 3 x's. Multiplication implies repeated addition, so three x's added is x+x+x, which equals 3x.
How do you factor the expression x squared minus nine x plus twenty?
x2 - 9x + 20 = (x - 4)( x - 5)
What expression is equivalent to (3 x 103) (5 x 10 5)?
which expression is equivalent to (3 x 10^3) (5 x 10 ^5) sorry that is what i ment
Is 2x plus x an equivalent?
It is an expression.
Select the expression that is equivalent to (x plus 4)2.?
what is equivalent to (x plus 4)2
Is the expression -6 plus x an equivalent expression of x - 6?
Yes, -6+x is the same as x-6.
What is an equivalent expression to 7(x plus 4)?
7x + 28
Which expression is equivalent to x-7 plus 23-6?
'X-7 plus 23-6' can be simplified and expressed as: 'x+10'
What is an equivalent expression for 5(x plus 7)-4?
It is: 5x+31
Why is the expression 3x equivalent to the expression x plus x plus x?
when you say 3x, you mean that there are 3 x's. Multiplication implies repeated addition, so three x's added is x+x+x, which equals 3x.
How do you factor the expression x squared minus nine x plus twenty?
x2 - 9x + 20 = (x - 4)( x - 5)
What is the an equivalent expression to 4(6x plus x)?
It is: 4(6x+x) = 24x+4x => 28x
Which expression is equivalent to 12x2y-6xy-x plus 2xy-9x2y plus 5x?
3x2y - 4xy + 4x
What is 3x2 plus 18x plus 15?
It is a quadratic expression in x, which is equivalent to 3*(x+1)*(x+5). Since it is not an equation it cannot be solved.
What expression is equivalent to (84 plus 16)?
The expression 1000^(1/3) is equivalent.
