exam Maths Puzzle Numerical Ability

I need to write an algebraic expression for the followins. 5 more than a number

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exam Other Question

Graph each pair of equations on te same coordinate plane. Discuss the similarities and differences in the two graphs.

y=2[x] and y=[2x]
Solve each of a linear inequalities graphically.
3x+y<6
x+y>4
y < 6 - 3x
y = 6 - 3x