Question

Solve −x+5≤4 or 2x+3≥−1 and write the solution in interval notation.

Answer 1

Explanation:

`\left \{ {{-x+5\leq 4} \atop {2x+3\geq -1}} \right.` ⇒
`x\geq 1\\2x\geq 4\\x\geq -2`

or

`x \geq -2\\(-2,+ { \infty} )` (Answer)