exam Maths Puzzle Numerical Ability

multi-step equations with fractions and decimals.

1.- 0.7n - 1.5 + 7.3n= 14.5

2.- 16.3k + 19.2 + 7.5k= -64.1

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exam Other Question

A concert brought in $27,200 on the sale of 4,000 tickets. If the tickets sold for $5 and 8$, how much each was sold? solve the following of linear equation by elimination, i.e. solve for x and y, and explain the meaning of the answer:
3x+4y=-3
-6x-8y=6