Question

Hello everyone,





$question$
If x-2=2, y-7=-12, 3z=6, find the value of 3x²z+5y-18.
$options$
A) 53
B) -53
C) 89
D) -139
$answer$
Option A - 53


Please provide proper step-by-step explanation the answer. Irrelevant and improper answers will be reported. Thank you
​

Answer 1

Answer:

refer to the image for solution hope it will help you

if it helped you then help me by subscribing my channel maths made easy mme for enjoying maths with easy learning