Question

Solve -2x + 1 less than or equal to -7

Answer 1

\[-2x+1 \le -7\]
Subtract both sides by 1.
\[-2x+1-1 \le -7-1\]
\[-2x \le -8\]
Divide both sides by -2.
\[\frac{-2x}{-2} \le \frac{-8}{-2}\]
sign of inequality changes on division or multiplication by a negative no.
\[x \ge 4\]

Answer 2

so if this was on a graph would the circle be closed or open

Answer 3

graph or number line??

Answer 4

number line

Answer 5

shubham.bagrecha is correct