Question 675795
10(z+4)-4(z-2) = 3(z-1)+2(z-3)
Distribute
10(z) + 10(4) - 4(z) - 4(-2) = 3(z) + 3(-1) + 2(z) + 2(-3)
10z + 40 - 4z + 8 = 3z - 3 + 2z - 6
...
Group like terms
{{{10z + cross(40) - 4z + cross(8) - cross(40) - cross(8) - highlight(3z) - highlight(2z) = cross(3z) - 3 + cross(2z) - 6 - cross(3z) - cross(2z) - highlight(40) - highlight(8)}}}
10z - 4z - 3z - 2z = -3 - 6 - 40 - 8
{{{highlight_green(z = -57)}}}
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