Solve for b 4/5b=-4

Math
45b=-4
Multiply both sides of the equation by 54.
54⋅45⋅b=54⋅-4
Simplify both sides of the equation.
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Simplify 54⋅45⋅b.
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Cancel the common factor of 5.
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Cancel the common factor.
54⋅45⋅b=54⋅-4
Rewrite the expression.
14⋅4⋅b=54⋅-4
14⋅4⋅b=54⋅-4
Cancel the common factor of 4.
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Cancel the common factor.
14⋅4⋅b=54⋅-4
Rewrite the expression.
1⋅b=54⋅-4
1⋅b=54⋅-4
Multiply b by 1.
b=54⋅-4
b=54⋅-4
Simplify 54⋅-4.
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Cancel the common factor of 4.
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Factor 4 out of -4.
b=54⋅(4(-1))
Cancel the common factor.
b=54⋅(4⋅-1)
Rewrite the expression.
b=5⋅-1
b=5⋅-1
Multiply 5 by -1.
b=-5
b=-5
b=-5
Solve for b 4/5b=-4

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