Answer:
40 years old
Step-by-step explanation:
Let's imagine a+b=63
63-12=51 (since they were both 6 years younger)
A is double B
34+17=51
34/2=17
You need to add the 6 years back onto the mothers age - 34+6=40
40 years old
Answer:
5.1
Step-by-step explanation:
-10.3 +y= -5.2
y=-5.2+10.3
y=5.1
Answer:
value of x is 22°
Step-by-step explanation:
It is 22 degrees because it is originally a right angle which is 90°. If you do 90-68 you would get 22. The reason you would subtract is because 68 is already used of the 90° angle. My explanation isn't that good.
Answer:
-1.8!
Step-by-step explanation:
it's just the answer I think