Answer:
a= k/4+9b
Step-by-step explanation:
hope this helps, if not let me know!
Think about it this way:
26 * 19 = ?
(26 + 10) x (26 + 9)
Hope this helps
Answer:
h = 
Step-by-step explanation:
Given
ba - ha = c ← factor out a from each term on the left side
a(b - h) = c ← divide both sides by (b - h)
a = 
Answer: 15
a=5, b=3
3a= 3x5= 15
Price before tax = $18
Tax = 7% x $18 = 0.07 x 18 = $1.26
Price after tax = $18 + $1.26 = $19.26
Answer: $19.26