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Evaluate the Expression  Let x=18,y=1. Evaluate 7y9x\text { Let } x = - 18 , y = - 1 \text {. Evaluate } | 7 y - 9 x | \text {. }

Question 307

Multiple Choice

Evaluate the expression.
-  Let x=18,y=1. Evaluate 7y9x\text { Let } x = - 18 , y = - 1 \text {. Evaluate } | 7 y - 9 x | \text {. }


A) -169
B) -155
C) 169
D) 155

Correct Answer:

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