Answer:
a = -4/9
Step-by-step explanation:
(9a + 4) = 0
Subtract 4 from each side
9a + 4-4 = 0-4
9a = -4
Divide each side by 9
9a/9 = -4/9
a = -4/9
Answer:
5
Step-by-step explanation:
Answer:
(a) $782.00
(b) $218.00
Step-by-step explanation:
(a)_
Total before VAT:
$367.00 + $313.00 = $680.00
15% VAT on $680:
15% of $680.00 = 0.15 × $680 = $102.00
Total after VAT:
$680.00 + $102.00 = $782.00
(b)
$1000.00 - $782.00 = $218.00