Solve for x: 20x−5(6x+15)=−45.(1 point)%0D%0AResponses%0D%0A%0D%0Ax=3%0D%0A x equals 3%0D%0A%0D%0Ax=−2%0D%0A x equals negative 2%0D%0A%0D%0Ax=2%0D%0A x equals 2%0D%0A%0D%0Ax=−3

1 answer

To solve for x, we can start by expanding and simplifying the equation:

20x - 5(6x + 15) = -45

20x - 30x - 75 = -45

Combine like terms:

-10x - 75 = -45

Add 75 to both sides:

-10x = -45 + 75

-10x = 30

Divide both sides by -10:

x = 30 / -10

Simplifying:

x = -3

Therefore, x equals -3.