Learning Task 3: Write an algebraic equation to represent each problem. Use x as a variable.
1. Pete bought a shirt on sale for PhP175, which was one-half of the original price. What was the original price of the
shirt?
2. Yash brought apples and bananas to a picnic. The number of apples was three more than twice the number of
bananas. Yash brought 11 apples to the picnic. How many bananas did he bring?
3. On a Mathematics test, the highest grade was 42 points higher than the lowest grade. The sum of the two grades was
138. Find the lowest grade.
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Answer:
1. 1/2x = 175 2(1/2x=175) X=350 pesos
2. 2x+3 = 11 2x = 11-3 2x = 8 (2x = 8) / 2 X = 4 4 bananas
3. (X+42) + x = 138 2x = 138-42 2x = 96 (2x = 96) / 2 X = 48
Step-by-step explanation: ayan na sagot :D