Answer: 4
Step-by-step explanation:
4x - y = -4
add 4 to both sides
4x - y + 4 = 0
add y to both sides
4x + 4 = y
Answer:
1,2,3,6,9
Step-by-step explanation:
Got it right
Answer:
9/10
Step-by-step explanation:
3^4/5^4 × 15^4/10^4=x^4/y^4
81/625 × 50625/10000= x^4/y^4
multiply
4100625/6250000=x^4/y^4
break it down by dividing it by 5
820125/1250000
divide by 5
164025/250000
divide by 5
32805/50000
divide by 5
6561/10000 = x^4/y^4
4√6561/4√10000=x/y
9/10= x/y
Answer:
A. 5a+10
Step-by-step explanation:
a + 20 + 4a - 10
= a + 4a + 20 - 10
= 5a + 10
You just multiply the 3 two times than do the rest of the math