Answer:
since the sum of all angles of a triangle is 180°
Step-by-step explanation:
so 100°+4y+25°+3y+20=180°
145°+7y=180°
7y=180°-145°
7y=35°
y=5°
Answer:
21
Step-by-step explanation:
9*7 is 63 divided by 3 should get you 21.
Answer: Should be 163
Step-by-step explanation: Substitute the value of the variable into the expression and simplify.
163
How much the streaming services charge per download song.
Answer:
I believe the answer will be
2x+5=x-5
