Answer:
9 + 10 = 19
1 + 2 = 3
Step-by-step explanation:
To add 2 to 1, look at a number line and start at the point 1 and go two numbers to the right to end at 3.
12 I’m pretty sure because you have x then 3 then 12
Answer:
Hope you find it helpful and usef
ns +sb = 5.4 cm
sb = en so en can be plugged in for sb
therefor es = 5.4