UPSKILL MATH PLUS

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Find \(x\):
 
(i) \(-3(4x + 9) = 21\)
 
Answer:
 
\(x =\)
 
(ii) \(20 - 2(5 - p) = 8\)
 
Answer:
 
\(p =\)
 
(iii) \((7x - 5) - 4(2 + 5x) = 10(2 - x)\)
 
Answer:
 
\(x =\)