exam Maths Puzzle Numerical Ability

3. The linear equation

y=0.15x + 0.79

represents an estimate of the average cost of gas for year x starting in 1997. The year 1997 would be represented by x = 1, for

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exam Other Question

If two angles of one triangle are congruent to two angles of another triangle, then the third angles are also congruent I tried this problem and did not understand my answer. i would put in my work but some of the terms i need like a fraction line are not on my computer

.5(6-z)=z