ANSWER: a=12 b=15
Explanation: (look at work below)
4a + 1b = 63 (eq1)
5a + 3b = 105 (eq2)
-12a + -3b = -189 (subt. eq1 from eq2)
————————-
-7a = -84
a = 12
4(12) + 1b = 63 (plug in the a value)
48 + 1b = 63
b = 15
Answer:
1/7
Step-by-step explanation:
To find the slope, we can use the slope formula
m = ( y2-y1)/(x2-x1)
= ( 1-0)/(0 - -7)
= (1-0)/(0+7)
= 1/7
Answer:
Hello! answer: x = 79
Step-by-step explanation:
Triangles will add up to 180 degrees 45 + 56 = 101
180 - 101 = 79 therefore x = 79 HOPE THAT HELPS!
Since 30 divided by 3 is ten, we have to do 15x10, which is 150. so 150 miles is your correct answer
Answer:
1.74
Step-by-step explanation: