Marcus is doing a science experiment in which he measures the rate at which bacteria multiply. Every 15 seconds, the bacteria do
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4x+30=2(x-10)
4x+30=2x-20
4x-2x= -30-20
2x= -50
x= -25
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4x+30=2x-20
4x-2x= -30-20
2x= -50
x= -25
Mark as brainliest if you find it helpful.
The complete question is :
Question: What is the coefficient in the expression 10x²-7?
The coefficient in the expression is 10
A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.
According to the question,
The expression given is
The variable given is x
We need to find the coefficient in the expression.
In the given expression x is the variable and the number before the x is coefficient which is 10 .
Hence the coefficient in the expression is 10.
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