Answer:
B. 840
Step-by-step explanation:
21 is 70% of 30 and 70% of 1,200 is 840.
10 would be the answer I believe.
Answer:
:pog_champ:
Step-by-step explanation:
7x+(x-4)(X+5)-5x
7x+(X*2+ 5x-4x-20)-5x
7x+(X*2+ x-20)-5x
X*2+3x-20
Angle m is supplementary to the angle that is 125° degrees.
Supplementary angles mean they add up to 180°, which is a straight line.
180-125= 55.
So, angle m is 55°
I hope that helps!