exam Maths Puzzle Numerical Ability

Please help.
Solve 2/5x=-10

Read Solution (Total 0)

exam Other Question

Text Book-Beginning and Intermediate Algebra with application and visualization
Question.

Is the ordered pair (3,1) a solution to the system 2x=3y=6
-5+2y=3 ? how to solve 4(2n-1)=(6n+4)+1?