Solve.?5x + 3? = 7
A. No solution
B. - 
, 
C. - 
, 2
D. - 2, 
Answer: D
Mathematics
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Find an equation of variation in which the following are true.y varies jointly as x and z; y = 250 when x = 25 and z = 15
A. y = 
xz
B. y = 
C. y = 93750xz
D. y = 
Mathematics
Simplify.(6x)(7x4)(x3)
A. 42x7 B. 13x7 C. 42x8 D. 14x8
Mathematics
Solve the given equation for x.log2
= x
A. 
B. 
C. 
D. 
Mathematics
Write the ratio as a fraction in simplest form.4.8 : 10.4
A. 
B. 
C. 
D. 
Mathematics