Well, for 20 you just add them, to get 
. For 21, you do a substraction: 
. It'd take him quite some time (does this one even have zeros? :)) )
Write the equation of the line in slope-intercept form. slope = -6; passes through (–1, –8) Your answer:
1 answer:
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Answer:
x=15
Step-by-step explanation:
Since 13+6+2x-18= 4x-29, use this equation.
Combine like terms:
1+2x= 4x-29
-1 -1
2x= 4x-30
-4x -4x
x=15
Hope this helps! :)