Question

solve by trial and error method; (iv) 4t = 20.
plzzz step by step solve. plzz
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Answer 1

Answer:

t=5

Step-by-step explanation:

Trial and error method :

Therefore

4×1=20 ❌

4×2=20 ❌

4×3=20 ❌

4×4=20 ❌

4×5=20 ✅

Answer 2

Answer:

《 t = 5 》✅✅

Step-by-step explanation:

f(t) = 4t = 20

t = 1

f (1)= 4 ×1 = 20

= 4 = 20 ❌

t = 2

f (2) = 4×2 = 20

= 8 = 20 ❌

t = 3

f (3) = 4×3 =20

=12 =20❌

t= 4

f (4) = 4×4 =20

=16 =20❌

t =5

f (5) = 4×5 = 20

= 20 = 20✅✅✅

《t = 5》✅✅