Answer:
1) x=3, y=-3
Step-by-step explanation:
10x + 7y = 9 —— (1)
-4x -7y = 9 —— (2)
(1) + (2)
6x = 18
x = 18/6
x = 3
put x=3 in (1)
10(3) + 7y = 9
30 + 7y = 9
7y = 9 - 30
7y = -21
y = -21/7
y = -3
please give me brainlist if it is helpful for you
3+17p+2-p
=3+2+17p-p
=5+16p
hope this helps!!
Answer:
<h2>
x₁ = - 2 + √2 , x₂ = - 2 - √2</h2>
Step-by-step explanation:
Answer:
the lenght of the rectangle is five more than the width
