Answer:
parallel
Step-by-step explanation:
Because a is pependicular to k
Step-by-step explanation:
5x+8-7x=4x+1
5x+7x-4x=8+1
8x=9
Answer:
x= 3, y= -2
Step-by-step explanation:
5x+3y= 9
x= 25÷7 + 2÷7 y
5(25÷7 +2÷7 y)
5( 25÷7 +2÷7 y ) + 3y= 9
y= -2
x= 25÷7 + 2÷7 x (-2)
x= 3