Question

1. Form an equation and solve it to find the
number
a) Three-fifth of a number is 21.
b) Four times a number is 28.
c) When you add 5 to three times a
number you get 7.
d) Riya thinks of a number. She takes
away 6 from it and then multiply the
result by 5 to get zero.​

Answer 1

Step-by-step explanation:

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