Answer:
60°
Step-by-step explanation:
m3 = m1 = m5 = 120°
m5 + m6 = 180°
120° + m6 = 180°
m6 = 180° - 120°
= 60°
Answer:
(x+5)(x+4)
Step-by-step explanation:
factors of 20: 1,20,2,10,4,5
Since 4 and 5 are the only factors of 20 that have a sum of 9 the answer is (x+5)(x+4)
Answer:
Step-by-step explanation:
99x - 44y = -605
-99x + 63y = 738
19y = 133
y = 7
-9x + 28 = 55
-9x = 27
x = -3
(-3, 7)
" 100% " means "the whole thing",
and "is" can be replaced by "is equal to".
You have said "The whole thing of a number is equal to 61."
or
"61 is equal to the whole thing of a number."
The only number that 61 can be equal to is 61.