Answer:
(a+b)(a-b)
Step-by-step explanation:
because (a+b)(a-b):
If you use FOIL it will work backwards
if it is solution point (4, –2) must satisfy both equations
(1) –3x – 2y = –8-->-3*4-2*(-2)=-8
-12+4=-8 then-->-8=-8 ok
(2) y = 2x – 5
-2=2*4-5=3---------->-2 is not 3
the point (4, –2) is not solution of the system of equations
Answer:
7.00 and 7.40
Step-by-step explanation:
you see 4 it under the five you are going down if it over five ur going up
Answer:
1.07142857143 (1 rounded)
Step-by-step explanation:
3/14 of 5 is 1.07142857143
