Use the formula A= height*base/2
Answer: 1st one is A and 2nd one is also A
Step-by-step explanation:
Domain is X
Range is Y
(It is alphabetical order: D, R)
The solution is: x=2, y=-2
Step-by-step explanation:
Given equations are:
6x+2y=8 Eqn 1
12x+y=22 Eqn 2
Multiplying Eqn 1 by 2
Eqn 3
Subtracting Equation 2 from eqn 3
Putting y=-2 in eqn 2
The solution is: x=2, y=-2
Keywords: Linear equations, Elimination Method
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<h3>
Answer: 2b+3 = 7</h3>
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Work Shown:
b = unknown number
2b = 2 times a number
2b+3 = the sum of 2 times a number and 3
2b+3 = 7, since the expression above is set equal to 7