Answer:
The numbers are 12 and 19.
Explanation:
x - first number
y - second number
{x + y = 31
{x = y + 7
{x + y = 31
{x - y = 7 (+)
----------------------------
x + x + y - y = 31 + 7
2x = 24
x = 12
{x = 12
{12 + y = 31
{x = 12
{y = 19
Answer: 44°
Step-by-step explanation:
Measures of the angles of a triangle
= 180°
Therefore, 180 - 105 + 31 = 44°
Answer:
Positive
Step-by-step explanation:
It's positive because it's going up and 0 would be when y meets with x and anything under x is negative and anything above x like 4 is positive.
Answer:
find the common factor
Step-by-step explanation:
1)13
2) 13(1+5)