Step-by-step explanation:
mình nghĩ là như vầy. Chúc bạn học tôt :))))
Answer:
v does not exist
Step-by-step explanation:
5v+5=4+5v
there is no v
Answer:
Step-by-step explanation:
Question 1: C
1 multiplied by 5 = 5
1 plus 5 = 6
So you get: (x+5)(x+1) which means x = -5 or -1
Question 2: B
2 multiplied by -4 = - 8
2 plus -4 = -2
So you get: (x-4)(x+2) which means x = 4 or -2
Answer:
less than half
Step-by-step explanation:
13/12 - 7/10 = 23/60
Answer:
Again every triangle is 180° and so is every straight line, so 180-105 is 75° so 75°+85° is 160 and 180-160 is 20° so your missing angle is 20°