exam Maths Puzzle Numerical Ability

Given A = [3 -2]
1 4
and B = [-1 5
2 3]

, find find 2A - 3B.

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exam Other Question

How can I change an algebraic expression to the common languaje? Write an equation in standard form for line described.

The line that passes through (-4,-5) and has the same y-intercept as
x+3y+9=0.