Answer:
it would be 3 weeks because there are 7 days in a wekk so if u divide 21 by 7 it would give u 3
Step-by-step explanation:
Answer:
its -3
Step-by-step explanation:
since the bases are equal then the powers are equal

3x-18 is less than -90
First, you add 18 to both sides of the inequality (getting 3x is less than -72). Then you divide by 3 on both sides giving you your answer x is less than -24