exam
Maths Puzzle
Numerical Ability
Solve the system by addition or substitution.
-4x + 2y = -12
y = 2x - 7
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exam Other Question
I need help to solve this problem seems I can get the right answer
Solve
3(x - 2) + 7x = 8x + 0
Ed and Dave are going to divide a cash prize of $14,000 in a ratio of 2 to 5. How much will Dave receive?
The answer I got is $4,000.
Is this right?