Answer:
20-15z
Step-by-step explanation:
-1+21-15z
20-15z
It's 10.
7*4=28.
280/28 = 10.
Hope this helps.
Answer:
XY = 18
Step-by-step explanation:
The figures are similar so the ratios of corresponding sides are equal, that is
=
, substitute values
=
( cross- multiply )
10 XY = 180 ( divide both sides by 10 )
XY = 18
-0.75 is a rational number because it can be expressed as the fraction -3/4 and it is an integer