Question

14. a) if x2y. express 2x + 3y in terins of y and evaluate the expression when
8 Su
b) If a = b + 3. express a + b in terms of b and evaluate the expression when
) DA
c) 20+ 1. show that 3x 20 + 4 = 4 + 7
d) If a = b = 20, express a + 6 + c in terms of c and evaluate the
expression when e 2
bW
Com
12.5 Like and unlike terms
STA
2x, 5x.
​

Answer 1

Answer:

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Step-by-step explanation: