Answer:
25
Step-by-step explanation:
Answer:
<H = 40
Step-by-step explanation:
Complementary angles add to 90 degrees
2x+10 + x+20 = 90
Combine like terms
3x+30 = 90
Subtract 30
3x+30 -30 = 90-30
3x = 60
Divide by 3
3x/3 = 60/3
x = 20
<H = x+20 = 20+20 = 40
Answer:
the answer is 2
Step-by-step explanation:
14=z-(-12)
Answer:
7/8
Step-by-step explanation:
7/5•5/8= 7•5/5•8
= 35/40
=7/8
hope this helps chu
The error was on step 3, and she found the error on step 4.
Explanation: on step 3, the 12 was supposed to be a negative, but it wasn’t. So she solved it on step 4, and added the negative sign.
