Answer:
9
Step-by-step explanation:
4x-7+3x=5x+1
7x-7=5x-1
7x=5x+8
2x=8
x=4
4(4)-7=?
16-7=9
Jt wldbd be 1200 since you are subtractjnh and addibg
Answer:
x = -19
Step-by-step explanation:
Answer:
<h2>|-4.5| = 4.5</h2>
Step-by-step explanation:
|a| = a for a ≥ 0
|a| = -a for a < 0
therefore
|-4.5| = -(-4.5) = 4.5
1$ = 100 cents, 1 hour = 60 minutes
$7.80/hour = (7.8*100) cents / (1*60)minutes
= 780 cents/60 minutes
= 13 cents/minute
<span>Option b.</span>
