gudgeonfreya
gudgeonfreya gudgeonfreya
  • 30-03-2022
  • Mathematics
contestada

Look at these equations.
9 = 7+ a
a + 8 = b + 5

Use both equations to work out the value of B ​

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dawgteam333
dawgteam333 dawgteam333
  • 30-03-2022

Answer:

B=5

Step-by-step explanation:

If 7 plus a equals 9 then a would equal 2.

2+8=b+5

10=b+5

Ask yourself what number plus 5 equals 10

B is 5 because 5 plus 5 is 10

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