Question Simplify the expression Solution −81x45 Evaluate (−2x−15)−3Determine the sign −(2x−15)−3To raise a product to a power,raise each factor to that power −2−3(x−15)−3Evaluate the power More Steps Evaluate 2−3Rewrite the expression 231Simplify 81 −81(x−15)−3Solution More Steps Evaluate (x−15)−3Multiply the exponents x−15(−3)Multiply the terms x45 −81x45 Show Solution Find the roots Find the roots of the algebra expression x∈∅ Evaluate (−2x−15)−3To find the roots of the expression,set the expression equal to 0 (−2x−15)−3=0Find the domain More Steps Evaluate {x=0−2x−15=0Calculate More Steps Evaluate −2x−15=0Change the signs on both sides of the equation 2x−15=0Rewrite the expression x−15=0Rearrange the terms x151=0Calculate {1=0x15=0The statement is true for any value of x {x∈Rx15=0The only way a power can not be 0 is when the base not equals 0 {x∈Rx=0Find the intersection x=0 {x=0x=0Find the intersection x=0 (−2x−15)−3=0,x=0Calculate (−2x−15)−3=0Rewrite the expression (−2x−15)31=0Cross multiply 1=(−2x−15)3×0Simplify the equation 1=0Solution x∈∅ Show Solution