exam Maths Puzzle Numerical Ability

Hello, could someone help me on this problem please? Thank you for your help.
problem #68: Find the slope-intercept form of the equation of the line passing through the points. Sketch the line.
Points: (4,3) (-4,-4)

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exam Other Question

solve each of the following systems by using either addition or substitution. If a unique solution does not exist, state whether the system is dependent or inconsistent.
10x+2y=7
y=-5x+3
ok.I must find and simplify each for f(x)=3X^2+5x-8.
a.f(x+h)
b.f(x+h)-f(x)
c.f(x+h)-f(x)
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