3f + 2g = 30 . . .(1)
f + 2g = 26 . . . .(2)

(1) - (2) => 2f = 4 => f = 4/2 = 2

From (2), 2 + 2g = 26 => 2g = 26 - 2 = 24 => g = 24/2 = 12

Therefore, f = 2 and g = 12

7 0

3 years ago

Lydia recorded the grade-level and instrument of everyone in the middle school School of Rock below.

neonofarm [45]

Answer:

31/42

Step-by-step explanation:

there are 42 students in 8th grade

31 dont play keyboard so 31/42 = 73.8% chance

6 0

2 years ago

LESSON 10: ROAD TRIP Your car can travel 21.2 miles on one gallon of gasoline. Gas costs $2.40 per gallon. 1. How much will it c

Contact [7]

The answer is 17. option C

5 0

2 years ago

What is the measure of the indicated arc in radians?

iogann1982 [59]

Answer:

D is the right one

Step-by-step explanation:

π radian = 180 degree

-> 135 degree = $\frac{135}{180}$ π radian

-> 135 degree = 0.75 * π radians = 3π/4 radian

5 0

3 years ago