Which of the following proportions is TRUE? a. 1:4 = 2:5 b. 6:9 = 10:12 c. 5:11 = 15:30 d. 2:7 = 4:14
1 answer:
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11x+11y
11(x+y)
Explanation
Step 1
Let
Carlos earns == 11 per hour
x represents the number of hours he worked in May
the,
the amount he earned in Mayis
y represent the number of hours he worked in June.
the amount he earned in June was
Step 2
the amount of money he earned is May and June is the sum of the values
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