The equation would be
g + (g + 9) = 45
2g + 9 = 45
- 9
2g = 36
÷ 2
g = 18
18 + 9 = 27
Girls: 18
Boys: 27
Hope this helps! Let me know if you have any questions :)
the 1st one
third one
fourth one
the last one
each of the equation has one of the common factor out
This how to solve by the elimination method..
Answer:
Could you make the text simplier to read.
Step-by-step explanation:
x+(x-2)=7 cab be used to determine the value of x.
Step-by-step explanation:
Given,
Heidi has x donations.
Grandpa Case has 2 fewer donations than Heidi.
Fewer means subtraction.
Grandpa has = x - 2
They have 7 donations in all.
Heidi's donations + Grandpa's donations = Total donations
x+(x-2)=7
x+(x-2)=7 cab be used to determine the value of x.
Keywords: equation, variable
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