Answer:
$12.60
Step-by-step explanation:
42/30%=42/0.3=$12.60
Brainleist plz
(comment if spelling is wrong anywhere)
Answer:
(−2)(2)+(3)(−5)
=−19
Step-by-step explanation:
Answer:
i hope this is correct, i might be wrong(i am so sorry if i am wrong), but im thinking it is 8
Step-by-step explanation:
Answer:
It's not a right triangle, there isn't a right angle anywhere there.
Also, it's not applicable via pythagorean theorem
Step-by-step explanation:
Answer:
y=-1
x=3
Step-by-step explanation:
7x+2y=19-----(1)
7x+8y=13------(2)
(1)-(2)
(7x+2y)-(7x+8y)=19-13
7x+2y-7x-8y=6
+2y-8y=6
-6y=6
y=-1
by substitute in (1)
7x+2*(-1)=19
7x-2=19
7x=19+2
7x=21
x=21/3
x=3
