Which of the following systems of linear equations has no solution? a.) x = 5
y = 3

b.) x = 3
y = 3

c.) y = 3
y = 5

d.) none of the above

answer: a

step-by-step explanation:

10.2 units

could

step-by-step explanation:

u send me a picture of ur work

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58