What happens when a frog double-parks on a
lily pad?
write the letter of each answer in the box containing the exercise number.
solve the equation.
1. x+36 - 4x
answers
2. 6a + 12 = 2(3a-8)
y. 72
3. p - 14 - p + 13
4.7 - 4.9 = 15+ 7.61
a. -18.4
5. (124 - 3) = 45-1
6. (6 + 6) – +8
t. 42
7. (2m - 10) = m + 10
o. no solution
8. 8.2/5 + 4) = 6.75 +5.2
a. 35
s. 54
9. on monday, you run on a treadmill for hour at x miles
per hour. on tuesday, you walk the same distance on the
a. 12
treadmill, at 2 miles per hour slower, and it takes you hour.
d. -0.64
how many miles did you run on the treadmill on monday?
w. 3
10. jess spent 7x minutes on the computer. her sister spent
1. infinitely many
(5x + 10) minutes on the computer, which was the same
solutions
amount of time jess spent. how many minutes was jess
on the computer?
t. 30
11. a rectangle is 6 units wide and (x – 8) units long. it has the
same area as a triangle with a height of 7 units and a base
of (x - 3) units. what is the area of the rectangle?
11
10
2
big ideas math: modeling real life grade 8
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