Answer:
x=2/7
In standard form: 7x=2
implicit form:
7x-2=0
overall x=2/7 is the answer
7+6, 5+8 , 4+9
Step-by-step explanation:
they all make 13
a + b = + 2 = 2 = , thus
(a + b)² = ( )² = × = =