Answer:
a=13
b=5
c=16.25
d=26.25
Step-by-step explanation:
Step-by-step explanation:
7x^×2-16x-15
14x^-16x-15
Answer:
using Pythagoras rule, 16^2 -7^2 =a^2
so 256-49 = 297.
√207 =14.38 to the nearest tenth of an inch is 14inch.which is your answer
Answer:
It is in simplest form
Step-by-step explanation:
Option 1.
and option 4.
are equivalent to 
Step-by-step explanation:
Step 1:
The given expression is expanded as follows.
The -2 is multiplied with the 5x and then the -2 is multiplied with the
.
So the expression becomes as follows;

This is the first option given so the first expression is equivalent.
Step 2:

Of the other four options, only the fourth expression has the fraction
so the fourth expression is also equivalent.
Expressions 1 and 4 are equivalent to the given expression.