exam
Maths Puzzle
Numerical Ability
PLEASE,HELP ME TO SOLVE THESE PROBLEMS!
1/2=2/5c-3
5/7x+1/7=3
-1/5t-2=4
THANKS!
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exam Other Question
3x-8=4
Solve the system of equations.
1.5x – 7y = 2
0.625x + 3y = –2.125