18.39= 5x+6y 4.63 = 1x+2y.
Can someone help me solve this this with an explanation how u did it or like a paper of how u solved it? Tysm

pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)pe form of the line that passes through (1,0) and (4,4)

Step-by-step explanation:

the answer is two. hope this !

m∠a is 90°

m∠b is 40°