Answer:
8
Step-by-step explanation:
a+b-c-d
lets substitute the values of a, b, c and d in the equation:
26+10-9-19
so we have:
8
Answer:
The model is shown in the attached picture. The solution is 10.
Step-by-step explanation:
There are two way of showing a model for 2×5
- The tape diagram has 2 equal-sized parts of 5
- The tape diagram has 5 equal-sized parts of 2
Both models give the same solution:
- 5+5=10
- 2+2+2+2+2=10
In the attached picture we can show two types of diagram.
Answer:
Step-by-step explanation:
a.
4 people can be selected in ways=12 P4=12×11×10×9=11880
b.
4 women can be selected in ways=7P4=7×6×5×4=840
c.

Answer:
7y+5z+10
Step-by-step explanation:
7y+5z+10
Length of the bottom of the triangle = x
another side =10+2(x)
last side=6x
the equation is 6^2x10