HELP ASAP I HAVE 20 MINS ILL GIVE YOU BRANLIEST AND A HUGE THANK YOU!!!!!
1- Which expression is equivalent to |a|≤3 ?
a ≤ –3 or a ≥ 3
a ≥ –3 or a ≤ 3
a ≤ –3 and a ≥ 3
a ≥ –3 and a ≤ 3
2- Which expression is equivalent to |b|>7 ?
b > –7 or b –7 and b 7
b 7
3- Solve the equation. |k + 7| = 3
{–10, –4}
{all real numbers greater than or equal to –10 and less than or equal to – 4}
{–4, 4}
{–4, 10}
4- Solve the inequality. 3 + |t + 4| 3 or t 11
–11 < t < 3