Answer:
10%
Step-by-step explanation:
Answer:
z = - 0.78
Step-by-step explanation:
Given:
1/3(6z+7.2)=0.5(8z+2)-0.4
Open parenthesis
2z + 2.4 = (4z + 1) - 0.4
2z + 2.4 = - 1.6z - 0.4
Collect like terms
2z + 1.6z = - 0.4 - 2.4
3.6z = -2.8
z = -2.8 / 3.6
= - 0.78
-4x^2-5x-15+x^2= -3x^2-5x-15 is the answer
9/19 - 3/14
= 126/140 - 57/140
= 69/140
Answer:
D=5/2. 5 over 2
Step-by-step explanation:
Cross multiply and solve for D