Answer:
x = - 4
Step-by-step explanation:
Hi there !
if f(x) = 2x + 7 and f(x) = -1 =>
2x + 7 = - 1
2x = - 1 - 7
2x = - 8
x = - 8 ÷ 2
x = - 4
Good luck !
Answer:
5.
2.4 = E
-1 4/5 = B
-0.2 =C
-2 3/5 = A
0.6 = D
6. one line under -1
Step-by-step explanation:
5. On the number line each short line is by 2 so basically 2 + 2 + 2
6. -4/3 = 1/1/3 (simplify)
1 cup of blueberries = 1 loaf, so 2 cups of blueberries = 2 loaves. The answer is 2
Answer:
if ur du ur us du
Step-by-step explanation:
ur ydxurxru
Since you have the answers given, just track their walking.
After one hour, one guy has covered 3mi and the other 4mi, which is in total 7, not 14
After 2 hours, one guy has covered 6mi and the other 8mi, which is 14mi
The algebraic way would be:
3x +4x = 14 *x being the hour
7x = 14
x =2
