Question

algebra example questions for grade 7

Answer 1

abc+2fgh-af-bg-ch
a,-3b, 4c

Answer 2

Answer:

2x-y=B find x if B=8 and y=3

Step-by-step explanation:

1. we will change the formula i.e.:

2x=B+y

x=B+y/2

2. swap out the algebraic letters for the number form i.e. :

x=8+3/2

x=4+3 (since we can cut out 2 and 8)

x=7