Answer:
168
Step-by-step explanation:
24 times 3 is 72 then also 24 times 4 is 96 add that and get 168
21x-33°=180°-135°
21x=12°
x=12/21
Answer:
Step-by-step explanation:
Subtract 9 on both sides
Answer:
x=-11, y=0. (-11, 0).
Step-by-step explanation:
x-12y=-11
x-y=-11
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x=y+(-11)
x=y-11
y-11-12y=-11
-11y=-11+11
-11y=0
y=0/-11=0
x-0=-11
x=-11+0=-11