Add the like terms: 49+(−50)=−1, −3b+4b=b, and 5c−c=4c. Therefore, the simplified expression is −1 + b + 4c. Combining like terms means adding or subtracting their coefficients while keeping the variable part unchanged.
Simplify the expression by adding 49−3b+5c and −50+4b−c
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Question context
This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the GHQ Army Selection & Recruitment Directorate (Civilian Personnel Wing) preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.