exam
Maths Puzzle
Numerical Ability
The line through (0, -1) that is perpendicular to 2x - 5y = 10
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Wright the equasion and solv to answer each question.
Question; seven times a number decreased by 2 is 19. What is the number?
Getting stuck/confused on problems 19, 27, & 29, pg. 479, algebra 1 glencoe, book.
I have the answers, but am having a difficult time coming up with what they have.
Can you expla