Answer:
Step-by-step explanation:
12x - 3 = 180 - (7x - 26) supplementary angles
19x = 209
x = 11
m∠DEC = 12(11) - 3 = 129°
m∠BCE = 7(11) - 26 = 51°
M∠ADE = 129 - 72 = 57° exterior angle rule
m∠EDB = 180 - 57 = 123° supplementary angles
m∠DBC = 57° corresponding angle to ADE
Answer:
0.39
Step-by-step explanation:
39/100=0.39
%=100
To make Ali brownies she will only be able to make 1/3
Answer:
(6,-1)
Solve for the first varible in one of the equations, then subsititue the other equation.
