3 times (2) gives 3x +9y = -21 (3)
<span>(3) - (1) gives 13y = -39 </span>
<span>y = -3 </span>
<span>Sub. y=-3 into (2) </span>
<span>x + -9 = -7 </span>
<span>x = 2
</span>
<span>Answer = (2,-3) </span>
Answer:
2w-42
Step-by-step explanation:
-24+2(w-9)
We need to distribute the 2 to the w-9 in the parentheses as per PEMDAS (Parentheses, Exponents, Multiplication, Division, Addition, Subtraction)
-24+2w - 18
Subtract -24 -18
2w - 42
Answer:
theta = 36.87
Step-by-step explanation:
E.A= (4i+3j).5i= 20
|E| |A| =
To solve this problem, we would need a drawing or picture. If you look at the Trapezoid, find out if some parts are congruent, similarities, AA, SAS, SSS, etc...
if you post the picture i can help you