exam Maths Puzzle Numerical Ability

4 over 55 times 15 over 26 show all work.

14 over 15 minus 7 over 18. show all work.

5x + y square root of 2 when x = -3 over 2 and y = 1 over 6. show all work.

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exam Other Question

please help me with these problems.

Write the equation of the line passing through each of the given pairs, write your result in slope-intercept form, when possible.

(-1,3)and (4,-2)

(2,-3)and (2,4)

Thank you for your help
solve the equation by using the quadratic formula

3z^2-8z+2=0