Asked by Royal Guardian on May 28, 2024
Verified
Evaluate: -4(r - t) - (2r - 4t) for r = 1/2 and t = 1/4.
A) 1
B) 5
C) 3
D) -5
E) -1
Evaluate
To determine the significance, worth, or condition of something, usually by careful appraisal and study.
- Enhance ability to streamline algebraic expressions through the consolidation of like terms.
Verified Answer
GS
Gurpreet SinghMay 29, 2024
Final Answer :
E
Explanation :
Substituting r = 1/2 and t = 1/4 into the expression gives: -4((1/2) - (1/4)) - (2*(1/2) - 4*(1/4)) = -4(1/4) - (1 - 1) = -1.
Learning Objectives
- Enhance ability to streamline algebraic expressions through the consolidation of like terms.