Answer:
4m - 15
Step-by-step explanation:
a( x + y) = ax + ay

Answer:
Step-by-step explanation:
Answer:h=−5t2−10t+70
Step-by-step explanation:
<!>BRAINLIEST APPERICATED<!> :D
Answer:
yes distribute . . .
Step-by-step explanation:
the 6 to the 9 and the 4
6(9) - 6(4)=30
Answer:
170
Step-by-step explanation:
Equations derived from given info.
Use some substitution now.
- P=2(E+40)
- J=E+40
- P+J+E=300
Substitute first and second equation into third.
- 2(E+40)+E+40+E=300
- 2E+80+E+40+E=300
- 4E+120=300
- 4E=180
- E=45
Emily has 45 stickers. But we want to know what Peter has.
Use P=2(E+40)
Peter has 170 stickers.