Question

What value of × is in the solution set of -5×-15>10+20×

Answer 1

Answer: $x$

Step-by-step explanation:

$-5x-15>10+20x$

Subtract 20x

$-5x-20x-15>10$

add 15

$-5x-20x>10+15$

Combine like terms

$-25x>25$

Divide by -25 (NOTE: When dividing or multiplying by negative numbers the inequality sign flips.)

$x$