Question

a)Find the value of the following if x = -1, y = 1 and z = -2

(i) 4x + y – 7z (ii) 4xy + 3yz – 7zx

b) Write the expression:

i) Five times x increased by 5 gives 55.

ii) Half of p subtracted from the sum of a and b.​

Answer 1

a)Find the value of the following if x = -1, y = 1 and z = -2

(i) 4x + y – 7z (ii) 4xy + 3yz – 7zx

b) Write the expression:

i) Five times x increased by 5 gives 55.

ii) Half of p subtracted from the sum of a and b.

Answer 2

Answer:

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