Answer:
56
Step-by-step explanation:
Answer:
x = - 8, x = 6
Step-by-step explanation:
Given
(x - 6)(x + 8) = 0
Equate each factor to zero and solve for x
x - 6 = 0 ⇒ x = 6
x + 8 = 0 ⇒ x = - 8
Thomas = x
Huilan = x -15 (15 years younger than Thomas' age)
If Huilan (x) + Thomas' age (x-15) equals 33, then ;
x+x -15= 33
2x -15 =33 (do anything (throw -15 to the other side and then divide by 2) to leave x alone)
2x= 33+15
2x = 48
x = 24
Thomas is 24 and Huilan is 24-15 = 9 years old.
Hope it helps!
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