Answer:
y = -7, x = 2
Step-by-step explanation:
x+3y=-23 (eq 1)
-x+4y=-26 (eq 2)
eq1 + eq 2
7y = -49
y = -7
Sub y = -7 into eq 1
x+3(-7) =-23
x -21 = -23
x = 2
Step-by-step explanation:
D=9
A=pie*radius^2
=3.14*9/2*9/2
=63.58
=64
Answer:
Step-by-step explanation:
(-6,-5) , ( 0,-1) , (-3 , -3) , (2 , 0 ) are solution of the inequalities.
The point that lies on the purple area and on the solid line are the solutions of the equations.
Answer:
B
Step-by-step explanation:
It is B because it says if a integer has 2 zeros it is divisible by 100. This is correct because an integer is a whole, positive, negative number. So lets get an example. 1500. Divide by 100 is 15. Let's try a bigger number. 298500 divide by 100=2985
