Answer:
7+4
Step-by-step explanation:
When you are subtracting a negative, you are really adding the number. For example, four minus negative seven is equal to four plus seven.
4 - (-7) = 4+7
4+7 = 7+4 (By the commutive property of addition)
Let me know if this helps!
Answer:
a = 3
b = -2
c = 5
Step-by-step explanation:
The general form of a quadratic equation is ax² + bx + c = 0.
3x² - 2x + 5 = 0
The value of a is 3.
The value of b is -2.
The value of c is 5.
Answer:
T= (9)($.25) + $6.75
Step-by-step explanation:
total cost = 9($.25) + $6.75
Step-by-step explanation:
GI = GI (common)
GJ=HI(given)
GH = JI(given)
so triangle GJL and triangle GHI are congruent by S.S.S axiom,
<J=<H (corresponding angle of congruent triangles are equal)
proved...
Answer:
18
Step-by-step explanation:
Let the two numbers be x and y
x+y = 9
x-y = 3
Add the two equations together
x+y = 9
x-y = 3
------------------
2x = 12
Divide by 2
x = 6
x+y = 9
6+y = 9
y = 3
The product of x and y
xy
6*3 = 18
