Answer:
21
Step-by-step explanation:
Answer: 2a - 7
<u>Step-by-step explanation:</u>
Ana: a
Mrs Vargas: 4a - 4
Leo: 2a + 3
Mrs Vargas - Leo
= (4a - 4) - (2a + 3)
= 4a - 4 -2a - 3
= 2a - 7
Answer:
z is 111 degrees
Step-by-step explanation:
69 ° and z is a linear pair, therefore:
69 + z = 180
z = 180 - 69
z= 111
Answer:
3x + 3
Step-by-step explanation:
Multiply the 3 by each of the terms inside the ().
Answer:
x = 2.5
Step-by-step explanation:
x = 5 - x
x + x = 5 - x + x
2x = 5
2x/2 = 5/2
x = 2.5