Latest exam Aptitude Question SOLUTION: Solve the system by substitution. 3x - y = -7, x + y = -9

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Previous Question: please help me solve this word problem. Mary earned $300 per week in January. In February, she received a 10% increase. In the second week of March, her pay was reduced by 10%. What does Mary now earn each week? Thanks. Next Question: Carl and Fred started driving from the same point, Carl driving due east and Fred traveling due west. The rate at which Carl drove was twice that of Fred. After four hours, they were 600 miles apart. Find the rate of each.

(#M40136914) EXAM Numerical Ability question Keep an EYE

Solve the system by substitution. 3x - y = -7, x + y = -9: Asked In exam (9 years ago); Unsolved; Is this Puzzle helpful? (0) (0) Submit Your Solution

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Previous Question: please help me solve this word problem. Mary earned $300 per week in January. In February, she received a 10% increase. In the second week of March, her pay was reduced by 10%. What does Mary now earn each week? Thanks. Next Question: Carl and Fred started driving from the same point, Carl driving due east and Fred traveling due west. The rate at which Carl drove was twice that of Fred. After four hours, they were 600 miles apart. Find the rate of each.

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