Answer:
153 degrees is the measure of the supplementary angle
ur answer
hope u will finish it fast
Mistake: -3-5=-2, -3-5=-8
Step-by-step explanation:
-3-(7x+5)+9x=-8+3x+10
-3-7x-5+9x=4x+2
-8+2x=4x+2
-8-2=4x-2x
-10=2x
-10/2=x
-5=x
Between Steps 1 and 2, the student added 6x to the left hand side, but subtracted 6x from the right hand side.
