Okay, for this one I would use elimination:
8x+(-2y)-10
or
8x-2y=10
2x=4y
x=2y
8(2y)-2y=10
16y-2y=10
14y=10
y=5/7
x=10/7 or 1 3/7. Hope it help!
Answer:
12 x 3 = 36 + 33
Step-by-step explanation:
sorry if it's wrong but the answer to the equation i put out would be 69
Answer:
78%, no he didn't score high enough
Step-by-step explanation:
Answer:
1. 2^x =64 is option number 4. 6
2. x= (2/5)^3 is option number 1. 8/125
3. 3•(3^4) = 3^x is option number 3. 5
4. 16/25 = x^2 is option number 2. 4/5
