1. An expressions equated to another expression is called . 2. If a = 5, the value of 2a + 5 is .
3. The sum of twice and four times of the variable x is .

need help ~

thx for answering~

its 69.420

step-by-step explanation:

1e+27

step-by-step explanation:

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya

the area of ​​the surface of the rectangular prism here is 250 cm2, which is the surface of the shading

step-by-step explanation: