I’m not sure of the context of your class, but the second choice will give you -21 and the third one will give you -15. The first and last choice are positive, so just between those two
Answer: Two adjacent, supplementary angles. Supplementary means that they make up a degree of 180 when put together, and the are right next to each other.
Answer:
x = 5 and y = 1 is the answer.
Step-by-step explanation:
(-5)(x+4y=1)
(-4)(-3x-5y=-10)
-5x + -20y = -5
12x + 20y = 40
———————
7x + 0 = 35
7x= 35
7x/7 = 35/7
x = 5
subtitution:
x= 5
x + 4y = 1
5 + 4y = 1
4y = 1 - 5
4y = 4
4y/4 = 4/4
y = 1
Answer:
speaking giberish
Step-by-step explanation:
cos it is just a word that is rare
Answer:
<em>588 cm²</em>
Step-by-step explanation:
<em>24 × 7 + 30 × 7 + 2(24 × 18) + 18 × 7</em> = 7(24 + 30 + 18) + 2 × 42 = 7 × 72 + 84 = 504 + 84 = <em>588 cm²</em>
