Question

=
4 + 4 + 9+UT ID
EXERCISE 12 D
nd the value of :
2x + 3y, when x = 3 and y = 4.
4x – 5y, when x = 5 and y = 3.
3a – 46 + 5c, when a = 10, b = 7 and c = 5.
8m - 5n - 3p, when m = 15, n = -4 and p = 2
5ab + 760 - 3ca, when a = 2, b = 3 and c = 4.
find the value of.​

Answer 1

Answer:

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