Question
Solve the equation
x≈−0.90033
Evaluate
−3x2×5x−15=−5x2
Multiply
More Steps

Evaluate
−3x2×5x
Multiply the terms
−15x2×x
Multiply the terms with the same base by adding their exponents
−15x2+1
Add the numbers
−15x3
−15x3−15=−5x2
Move the expression to the left side
−15x3−15−(−5x2)=0
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
−15x3−15+5x2=0
Factor the expression
−5(3x3+3−x2)=0
Divide both sides
3x3+3−x2=0
Solution
x≈−0.90033
Show Solution
