The numerical factor<span> of a </span>multiplication expression like 3x<span> is calied a coefficient</span>
To answer this you need to multiply 20 by 20. this gives 400cm
or you can also square 20
Answer:
d
Step-by-step explanation:
7x + 2 and 10x - 9 are same- side interior angles and sum to 180° , that is
7x + 2 + 10x - 9 = 180
17x - 7 = 180 ( add 7 to both sides )
17x = 187 ( divide both sides by 17 )
x = 11 → d
Simplify for -5/8*2/3= -5/12
-0.416 as a mixed number
